671642478

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{17609}}^1$

素因数の和:17793

約数の個数: 48

約数和(自身を含む): 1576869840

約数和(自身を除く): 905227362

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 163, 234, 326, 489, 978, 1467, 2119, 2934, 4238, 6357, 12714, 17609, 19071, 35218, 38142, 52827, 105654, 158481, 228917, 316962, 457834, 686751, 1373502, 2060253, 2870267, 4120506, 5740534, 8610801, 17221602, 25832403, 37313471, 51664806, 74626942, 111940413, 223880826, 335821239, 671642478]

約数ペア:

[(1, 671642478), (2, 335821239), (3, 223880826), (6, 111940413), (9, 74626942), (13, 51664806), (18, 37313471), (26, 25832403), (39, 17221602), (78, 8610801), (117, 5740534), (163, 4120506), (234, 2870267), (326, 2060253), (489, 1373502), (978, 686751), (1467, 457834), (2119, 316962), (2934, 228917), (4238, 158481), (6357, 105654), (12714, 52827), (17609, 38142), (19071, 35218)]