68360715

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^2$

素因数の和:548

約数の個数: 36

約数和(自身を含む): 124126704

約数和(自身を除く): 55765989

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 257, 345, 771, 1035, 1285, 2313, 3855, 5911, 11565, 17733, 29555, 53199, 66049, 88665, 198147, 265995, 330245, 594441, 990735, 1519127, 2972205, 4557381, 7595635, 13672143, 22786905, 68360715]

約数ペア:

[(1, 68360715), (3, 22786905), (5, 13672143), (9, 7595635), (15, 4557381), (23, 2972205), (45, 1519127), (69, 990735), (115, 594441), (207, 330245), (257, 265995), (345, 198147), (771, 88665), (1035, 66049), (1285, 53199), (2313, 29555), (3855, 17733), (5911, 11565)]