401064426

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{55843}}^1$

素因数の和:55880

約数の個数: 64

約数和(自身を含む): 1072204800

約数和(自身を除く): 671140374

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 171, 189, 266, 342, 378, 399, 513, 798, 1026, 1197, 2394, 3591, 7182, 55843, 111686, 167529, 335058, 390901, 502587, 781802, 1005174, 1061017, 1172703, 1507761, 2122034, 2345406, 3015522, 3183051, 3518109, 6366102, 7036218, 7427119, 9549153, 10554327, 14854238, 19098306, 21108654, 22281357, 28647459, 44562714, 57294918, 66844071, 133688142, 200532213, 401064426]

約数ペア:

[(1, 401064426), (2, 200532213), (3, 133688142), (6, 66844071), (7, 57294918), (9, 44562714), (14, 28647459), (18, 22281357), (19, 21108654), (21, 19098306), (27, 14854238), (38, 10554327), (42, 9549153), (54, 7427119), (57, 7036218), (63, 6366102), (114, 3518109), (126, 3183051), (133, 3015522), (171, 2345406), (189, 2122034), (266, 1507761), (342, 1172703), (378, 1061017), (399, 1005174), (513, 781802), (798, 502587), (1026, 390901), (1197, 335058), (2394, 167529), (3591, 111686), (7182, 55843)]