246760930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61231}}^1$

素因数の和:61282

約数の個数: 32

約数和(自身を含む): 493774848

約数和(自身を除く): 247013918

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 61231, 122462, 306155, 612310, 796003, 1592006, 1898161, 3796322, 3980015, 7960030, 9490805, 18981610, 24676093, 49352186, 123380465, 246760930]

約数ペア:

[(1, 246760930), (2, 123380465), (5, 49352186), (10, 24676093), (13, 18981610), (26, 9490805), (31, 7960030), (62, 3980015), (65, 3796322), (130, 1898161), (155, 1592006), (310, 796003), (403, 612310), (806, 306155), (2015, 122462), (4030, 61231)]