291214990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{25703}}^1$

素因数の和:25824

約数の個数: 32

約数和(自身を含む): 577414656

約数和(自身を除く): 286199666

約数列:

[1, 2, 5, 10, 11, 22, 55, 103, 110, 206, 515, 1030, 1133, 2266, 5665, 11330, 25703, 51406, 128515, 257030, 282733, 565466, 1413665, 2647409, 2827330, 5294818, 13237045, 26474090, 29121499, 58242998, 145607495, 291214990]

約数ペア:

[(1, 291214990), (2, 145607495), (5, 58242998), (10, 29121499), (11, 26474090), (22, 13237045), (55, 5294818), (103, 2827330), (110, 2647409), (206, 1413665), (515, 565466), (1030, 282733), (1133, 257030), (2266, 128515), (5665, 51406), (11330, 25703)]