251689048

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127373}}^1$

素因数の和:127411

約数の個数: 32

約数和(自身を含む): 534970800

約数和(自身を除く): 283281752

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 127373, 254746, 509492, 1018984, 1655849, 2420087, 3311698, 4840174, 6623396, 9680348, 13246792, 19360696, 31461131, 62922262, 125844524, 251689048]

約数ペア:

[(1, 251689048), (2, 125844524), (4, 62922262), (8, 31461131), (13, 19360696), (19, 13246792), (26, 9680348), (38, 6623396), (52, 4840174), (76, 3311698), (104, 2420087), (152, 1655849), (247, 1018984), (494, 509492), (988, 254746), (1976, 127373)]