38759715

素因数分解:

$3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 77575680

約数和(自身を除く): 38815965

約数列:

[1, 3, 5, 9, 15, 19, 23, 27, 45, 57, 69, 73, 81, 95, 115, 135, 171, 207, 219, 243, 285, 345, 365, 405, 437, 513, 621, 657, 855, 1035, 1095, 1215, 1311, 1387, 1539, 1679, 1863, 1971, 2185, 2565, 3105, 3285, 3933, 4161, 4617, 5037, 5589, 5913, 6555, 6935, 7695, 8395, 9315, 9855, 11799, 12483, 15111, 17739, 19665, 20805, 23085, 25185, 27945, 29565, 31901, 35397, 37449, 45333, 58995, 62415, 75555, 88695, 95703, 106191, 112347, 135999, 159505, 176985, 187245, 226665, 287109, 337041, 407997, 478515, 530955, 561735, 679995, 861327, 1435545, 1685205, 2039985, 2583981, 4306635, 7751943, 12919905, 38759715]

約数ペア:

[(1, 38759715), (3, 12919905), (5, 7751943), (9, 4306635), (15, 2583981), (19, 2039985), (23, 1685205), (27, 1435545), (45, 861327), (57, 679995), (69, 561735), (73, 530955), (81, 478515), (95, 407997), (115, 337041), (135, 287109), (171, 226665), (207, 187245), (219, 176985), (243, 159505), (285, 135999), (345, 112347), (365, 106191), (405, 95703), (437, 88695), (513, 75555), (621, 62415), (657, 58995), (855, 45333), (1035, 37449), (1095, 35397), (1215, 31901), (1311, 29565), (1387, 27945), (1539, 25185), (1679, 23085), (1863, 20805), (1971, 19665), (2185, 17739), (2565, 15111), (3105, 12483), (3285, 11799), (3933, 9855), (4161, 9315), (4617, 8395), (5037, 7695), (5589, 6935), (5913, 6555)]