13305059985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:695

約数の個数: 128

約数和(自身を含む): 26079252480

約数和(自身を除く): 12774192495

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 107, 133, 157, 285, 321, 397, 399, 471, 535, 665, 749, 785, 1099, 1191, 1605, 1985, 1995, 2033, 2247, 2355, 2779, 2983, 3297, 3745, 5495, 5955, 6099, 7543, 8337, 8949, 10165, 11235, 13895, 14231, 14915, 16485, 16799, 20881, 22629, 30495, 37715, 41685, 42479, 42693, 44745, 50397, 52801, 62329, 62643, 71155, 83995, 104405, 113145, 117593, 127437, 158403, 186987, 212395, 213465, 251985, 264005, 297353, 311645, 313215, 319181, 352779, 436303, 587965, 637185, 792015, 807101, 892059, 934935, 957543, 1184251, 1308909, 1486765, 1595905, 1763895, 2181515, 2234267, 2421303, 3552753, 4035505, 4460295, 4787715, 5649707, 5921255, 6544545, 6669203, 6702801, 8289757, 11171335, 12106515, 16949121, 17763765, 20007609, 24869271, 28248535, 33346015, 33514005, 41448785, 46684421, 84745605, 100038045, 124346355, 126714857, 140053263, 233422105, 380144571, 633574285, 700266315, 887003999, 1900722855, 2661011997, 4435019995, 13305059985]

約数ペア:

[(1, 13305059985), (3, 4435019995), (5, 2661011997), (7, 1900722855), (15, 887003999), (19, 700266315), (21, 633574285), (35, 380144571), (57, 233422105), (95, 140053263), (105, 126714857), (107, 124346355), (133, 100038045), (157, 84745605), (285, 46684421), (321, 41448785), (397, 33514005), (399, 33346015), (471, 28248535), (535, 24869271), (665, 20007609), (749, 17763765), (785, 16949121), (1099, 12106515), (1191, 11171335), (1605, 8289757), (1985, 6702801), (1995, 6669203), (2033, 6544545), (2247, 5921255), (2355, 5649707), (2779, 4787715), (2983, 4460295), (3297, 4035505), (3745, 3552753), (5495, 2421303), (5955, 2234267), (6099, 2181515), (7543, 1763895), (8337, 1595905), (8949, 1486765), (10165, 1308909), (11235, 1184251), (13895, 957543), (14231, 934935), (14915, 892059), (16485, 807101), (16799, 792015), (20881, 637185), (22629, 587965), (30495, 436303), (37715, 352779), (41685, 319181), (42479, 313215), (42693, 311645), (44745, 297353), (50397, 264005), (52801, 251985), (62329, 213465), (62643, 212395), (71155, 186987), (83995, 158403), (104405, 127437), (113145, 117593)]