1397644408

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{1637}}^1$

素因数の和:1840

約数の個数: 64

約数和(自身を含む): 2848154400

約数和(自身を除く): 1450509992

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 137, 152, 164, 274, 328, 548, 779, 1096, 1558, 1637, 2603, 3116, 3274, 5206, 5617, 6232, 6548, 10412, 11234, 13096, 20824, 22468, 31103, 44936, 62206, 67117, 106723, 124412, 134234, 213446, 224269, 248824, 268468, 426892, 448538, 536936, 853784, 897076, 1275223, 1794152, 2550446, 4261111, 5100892, 8522222, 9195029, 10201784, 17044444, 18390058, 34088888, 36780116, 73560232, 174705551, 349411102, 698822204, 1397644408]

約数ペア:

[(1, 1397644408), (2, 698822204), (4, 349411102), (8, 174705551), (19, 73560232), (38, 36780116), (41, 34088888), (76, 18390058), (82, 17044444), (137, 10201784), (152, 9195029), (164, 8522222), (274, 5100892), (328, 4261111), (548, 2550446), (779, 1794152), (1096, 1275223), (1558, 897076), (1637, 853784), (2603, 536936), (3116, 448538), (3274, 426892), (5206, 268468), (5617, 248824), (6232, 224269), (6548, 213446), (10412, 134234), (11234, 124412), (13096, 106723), (20824, 67117), (22468, 62206), (31103, 44936)]