129431372

素因数分解:

$2^2\times 7^1\times {\mathrm{1249}}^1\times {\mathrm{3701}}^1$

素因数の和:4961

約数の個数: 24

約数和(自身を含む): 259140000

約数和(自身を除く): 129708628

約数列:

[1, 2, 4, 7, 14, 28, 1249, 2498, 3701, 4996, 7402, 8743, 14804, 17486, 25907, 34972, 51814, 103628, 4622549, 9245098, 18490196, 32357843, 64715686, 129431372]

約数ペア:

[(1, 129431372), (2, 64715686), (4, 32357843), (7, 18490196), (14, 9245098), (28, 4622549), (1249, 103628), (2498, 51814), (3701, 34972), (4996, 25907), (7402, 17486), (8743, 14804)]