728423930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{76757}}^1$

素因数の和:76850

約数の個数: 32

約数和(自身を含む): 1431383184

約数和(自身を除く): 702959254

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 4745, 9490, 76757, 153514, 383785, 767570, 997841, 1995682, 4989205, 5603261, 9978410, 11206522, 28016305, 56032610, 72842393, 145684786, 364211965, 728423930]

約数ペア:

[(1, 728423930), (2, 364211965), (5, 145684786), (10, 72842393), (13, 56032610), (26, 28016305), (65, 11206522), (73, 9978410), (130, 5603261), (146, 4989205), (365, 1995682), (730, 997841), (949, 767570), (1898, 383785), (4745, 153514), (9490, 76757)]