663244845

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{983}}^1\times {\mathrm{1451}}^1$

素因数の和:2473

約数の個数: 32

約数和(自身を含む): 1097293824

約数和(自身を除く): 434048979

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 983, 1451, 2949, 4353, 4915, 7255, 14745, 21765, 30473, 44981, 91419, 134943, 152365, 224905, 457095, 674715, 1426333, 4278999, 7131665, 21394995, 44216323, 132648969, 221081615, 663244845]

約数ペア:

[(1, 663244845), (3, 221081615), (5, 132648969), (15, 44216323), (31, 21394995), (93, 7131665), (155, 4278999), (465, 1426333), (983, 674715), (1451, 457095), (2949, 224905), (4353, 152365), (4915, 134943), (7255, 91419), (14745, 44981), (21765, 30473)]