1245971313

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{641}}^1\times {\mathrm{6967}}^1$

素因数の和:7645

約数の個数: 24

約数和(自身を含む): 1860957696

約数和(自身を除く): 614986383

約数列:

[1, 3, 9, 31, 93, 279, 641, 1923, 5769, 6967, 19871, 20901, 59613, 62703, 178839, 215977, 647931, 1943793, 4465847, 13397541, 40192623, 138441257, 415323771, 1245971313]

約数ペア:

[(1, 1245971313), (3, 415323771), (9, 138441257), (31, 40192623), (93, 13397541), (279, 4465847), (641, 1943793), (1923, 647931), (5769, 215977), (6967, 178839), (19871, 62703), (20901, 59613)]