129121252

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{769}}^1\times {\mathrm{3229}}^1$

素因数の和:4015

約数の個数: 24

約数和(自身を含む): 243735800

約数和(自身を除く): 114614548

約数列:

[1, 2, 4, 13, 26, 52, 769, 1538, 3076, 3229, 6458, 9997, 12916, 19994, 39988, 41977, 83954, 167908, 2483101, 4966202, 9932404, 32280313, 64560626, 129121252]

約数ペア:

[(1, 129121252), (2, 64560626), (4, 32280313), (13, 9932404), (26, 4966202), (52, 2483101), (769, 167908), (1538, 83954), (3076, 41977), (3229, 39988), (6458, 19994), (9997, 12916)]