1640353317

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 2247168000

約数和(自身を除く): 606814683

約数列:

[1, 3, 109, 139, 151, 239, 327, 417, 453, 717, 15151, 16459, 20989, 26051, 33221, 36089, 45453, 49377, 62967, 78153, 99663, 108267, 2287801, 3621089, 3933701, 5016371, 6863403, 10863267, 11801103, 15049113, 546784439, 1640353317]

約数ペア:

[(1, 1640353317), (3, 546784439), (109, 15049113), (139, 11801103), (151, 10863267), (239, 6863403), (327, 5016371), (417, 3933701), (453, 3621089), (717, 2287801), (15151, 108267), (16459, 99663), (20989, 78153), (26051, 62967), (33221, 49377), (36089, 45453)]