141531988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4621}}^1$

素因数の和:4688

約数の個数: 48

約数和(自身を含む): 289891840

約数和(自身を除く): 148359852

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 806, 988, 1178, 1612, 2356, 4621, 7657, 9242, 15314, 18484, 30628, 60073, 87799, 120146, 143251, 175598, 240292, 286502, 351196, 573004, 1141387, 1862263, 2282774, 2721769, 3724526, 4565548, 5443538, 7449052, 10887076, 35382997, 70765994, 141531988]

約数ペア:

[(1, 141531988), (2, 70765994), (4, 35382997), (13, 10887076), (19, 7449052), (26, 5443538), (31, 4565548), (38, 3724526), (52, 2721769), (62, 2282774), (76, 1862263), (124, 1141387), (247, 573004), (403, 351196), (494, 286502), (589, 240292), (806, 175598), (988, 143251), (1178, 120146), (1612, 87799), (2356, 60073), (4621, 30628), (7657, 18484), (9242, 15314)]