390951302

素因数分解:

$2^1\times 7^2\times {\mathrm{419}}^1\times {\mathrm{9521}}^1$

素因数の和:9956

約数の個数: 24

約数和(自身を含む): 683870040

約数和(自身を除く): 292918738

約数列:

[1, 2, 7, 14, 49, 98, 419, 838, 2933, 5866, 9521, 19042, 20531, 41062, 66647, 133294, 466529, 933058, 3989299, 7978598, 27925093, 55850186, 195475651, 390951302]

約数ペア:

[(1, 390951302), (2, 195475651), (7, 55850186), (14, 27925093), (49, 7978598), (98, 3989299), (419, 933058), (838, 466529), (2933, 133294), (5866, 66647), (9521, 41062), (19042, 20531)]