987027808

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{827}}^1$

素因数の和:1020

約数の個数: 96

約数和(自身を含む): 2220099840

約数和(自身を除く): 1233072032

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 151, 152, 208, 247, 302, 304, 416, 494, 604, 608, 827, 988, 1208, 1654, 1963, 1976, 2416, 2869, 3308, 3926, 3952, 4832, 5738, 6616, 7852, 7904, 10751, 11476, 13232, 15704, 15713, 21502, 22952, 26464, 31408, 31426, 37297, 43004, 45904, 62816, 62852, 74594, 86008, 91808, 124877, 125704, 149188, 172016, 204269, 249754, 251408, 298376, 344032, 408538, 499508, 502816, 596752, 817076, 999016, 1193504, 1623401, 1634152, 1998032, 2372663, 3246802, 3268304, 3996064, 4745326, 6493604, 6536608, 9490652, 12987208, 18981304, 25974416, 30844619, 37962608, 51948832, 61689238, 75925216, 123378476, 246756952, 493513904, 987027808]

約数ペア:

[(1, 987027808), (2, 493513904), (4, 246756952), (8, 123378476), (13, 75925216), (16, 61689238), (19, 51948832), (26, 37962608), (32, 30844619), (38, 25974416), (52, 18981304), (76, 12987208), (104, 9490652), (151, 6536608), (152, 6493604), (208, 4745326), (247, 3996064), (302, 3268304), (304, 3246802), (416, 2372663), (494, 1998032), (604, 1634152), (608, 1623401), (827, 1193504), (988, 999016), (1208, 817076), (1654, 596752), (1963, 502816), (1976, 499508), (2416, 408538), (2869, 344032), (3308, 298376), (3926, 251408), (3952, 249754), (4832, 204269), (5738, 172016), (6616, 149188), (7852, 125704), (7904, 124877), (10751, 91808), (11476, 86008), (13232, 74594), (15704, 62852), (15713, 62816), (21502, 45904), (22952, 43004), (26464, 37297), (31408, 31426)]