291216970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{155731}}^1$

素因数の和:155766

約数の個数: 32

約数和(自身を含む): 605486016

約数和(自身を除く): 314269046

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 155731, 311462, 778655, 1557310, 1713041, 2647427, 3426082, 5294854, 8565205, 13237135, 17130410, 26474270, 29121697, 58243394, 145608485, 291216970]

約数ペア:

[(1, 291216970), (2, 145608485), (5, 58243394), (10, 29121697), (11, 26474270), (17, 17130410), (22, 13237135), (34, 8565205), (55, 5294854), (85, 3426082), (110, 2647427), (170, 1713041), (187, 1557310), (374, 778655), (935, 311462), (1870, 155731)]