1971130815

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{470999}}^1$

素因数の和:471044

約数の個数: 32

約数和(自身を含む): 3617280000

約数和(自身を除く): 1646149185

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 4185, 470999, 1412997, 2354995, 4238991, 7064985, 12716973, 14600969, 21194955, 43802907, 63584865, 73004845, 131408721, 219014535, 394226163, 657043605, 1971130815]

約数ペア:

[(1, 1971130815), (3, 657043605), (5, 394226163), (9, 219014535), (15, 131408721), (27, 73004845), (31, 63584865), (45, 43802907), (93, 21194955), (135, 14600969), (155, 12716973), (279, 7064985), (465, 4238991), (837, 2354995), (1395, 1412997), (4185, 470999)]