490996974

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{331307}}^1$

素因数の和:331344

約数の個数: 32

約数和(自身を含む): 1113194880

約数和(自身を除く): 622197906

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 494, 741, 1482, 331307, 662614, 993921, 1987842, 4306991, 6294833, 8613982, 12589666, 12920973, 18884499, 25841946, 37768998, 81832829, 163665658, 245498487, 490996974]

約数ペア:

[(1, 490996974), (2, 245498487), (3, 163665658), (6, 81832829), (13, 37768998), (19, 25841946), (26, 18884499), (38, 12920973), (39, 12589666), (57, 8613982), (78, 6294833), (114, 4306991), (247, 1987842), (494, 993921), (741, 662614), (1482, 331307)]