31295745

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{877}}^1$

素因数の和:962

約数の個数: 48

約数和(自身を含む): 59444112

約数和(自身を除く): 28148367

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 61, 65, 117, 183, 195, 305, 549, 585, 793, 877, 915, 2379, 2631, 2745, 3965, 4385, 7137, 7893, 11401, 11895, 13155, 34203, 35685, 39465, 53497, 57005, 102609, 160491, 171015, 267485, 481473, 513045, 695461, 802455, 2086383, 2407365, 3477305, 6259149, 10431915, 31295745]

約数ペア:

[(1, 31295745), (3, 10431915), (5, 6259149), (9, 3477305), (13, 2407365), (15, 2086383), (39, 802455), (45, 695461), (61, 513045), (65, 481473), (117, 267485), (183, 171015), (195, 160491), (305, 102609), (549, 57005), (585, 53497), (793, 39465), (877, 35685), (915, 34203), (2379, 13155), (2631, 11895), (2745, 11401), (3965, 7893), (4385, 7137)]