30403478

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{419}}^1$

素因数の和:572

約数の個数: 32

約数和(自身を含む): 53706240

約数和(自身を除く): 23302762

約数列:

[1, 2, 7, 14, 71, 73, 142, 146, 419, 497, 511, 838, 994, 1022, 2933, 5183, 5866, 10366, 29749, 30587, 36281, 59498, 61174, 72562, 208243, 214109, 416486, 428218, 2171677, 4343354, 15201739, 30403478]

約数ペア:

[(1, 30403478), (2, 15201739), (7, 4343354), (14, 2171677), (71, 428218), (73, 416486), (142, 214109), (146, 208243), (419, 72562), (497, 61174), (511, 59498), (838, 36281), (994, 30587), (1022, 29749), (2933, 10366), (5183, 5866)]