28670264

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 64186560

約数和(自身を除く): 35516296

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 101, 137, 148, 202, 259, 274, 296, 404, 518, 548, 707, 808, 959, 1036, 1096, 1414, 1918, 2072, 2828, 3737, 3836, 5069, 5656, 7474, 7672, 10138, 13837, 14948, 20276, 26159, 27674, 29896, 35483, 40552, 52318, 55348, 70966, 96859, 104636, 110696, 141932, 193718, 209272, 283864, 387436, 511969, 774872, 1023938, 2047876, 3583783, 4095752, 7167566, 14335132, 28670264]

約数ペア:

[(1, 28670264), (2, 14335132), (4, 7167566), (7, 4095752), (8, 3583783), (14, 2047876), (28, 1023938), (37, 774872), (56, 511969), (74, 387436), (101, 283864), (137, 209272), (148, 193718), (202, 141932), (259, 110696), (274, 104636), (296, 96859), (404, 70966), (518, 55348), (548, 52318), (707, 40552), (808, 35483), (959, 29896), (1036, 27674), (1096, 26159), (1414, 20276), (1918, 14948), (2072, 13837), (2828, 10138), (3737, 7672), (3836, 7474), (5069, 5656)]