1815138495

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{383}}^1$

素因数の和:677

約数の個数: 96

約数和(自身を含む): 3479224320

約数和(自身を除く): 1664085825

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 171, 207, 241, 285, 345, 383, 437, 723, 855, 1035, 1149, 1205, 1311, 1915, 2169, 2185, 3447, 3615, 3933, 4579, 5543, 5745, 6555, 7277, 8809, 10845, 13737, 16629, 17235, 19665, 21831, 22895, 26427, 27715, 36385, 41211, 44045, 49887, 65493, 68685, 79281, 83145, 92303, 105317, 109155, 132135, 167371, 206055, 249435, 276909, 315951, 327465, 396405, 461515, 502113, 526585, 830727, 836855, 947853, 1384545, 1506339, 1579755, 1753757, 2122969, 2510565, 4153635, 4739265, 5261271, 6368907, 7531695, 8768785, 10614845, 15783813, 19106721, 26306355, 31844535, 40336411, 78919065, 95533605, 121009233, 201682055, 363027699, 605046165, 1815138495]

約数ペア:

[(1, 1815138495), (3, 605046165), (5, 363027699), (9, 201682055), (15, 121009233), (19, 95533605), (23, 78919065), (45, 40336411), (57, 31844535), (69, 26306355), (95, 19106721), (115, 15783813), (171, 10614845), (207, 8768785), (241, 7531695), (285, 6368907), (345, 5261271), (383, 4739265), (437, 4153635), (723, 2510565), (855, 2122969), (1035, 1753757), (1149, 1579755), (1205, 1506339), (1311, 1384545), (1915, 947853), (2169, 836855), (2185, 830727), (3447, 526585), (3615, 502113), (3933, 461515), (4579, 396405), (5543, 327465), (5745, 315951), (6555, 276909), (7277, 249435), (8809, 206055), (10845, 167371), (13737, 132135), (16629, 109155), (17235, 105317), (19665, 92303), (21831, 83145), (22895, 79281), (26427, 68685), (27715, 65493), (36385, 49887), (41211, 44045)]