427980430

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{2699}}^1$

素因数の和:2964

約数の個数: 32

約数和(自身を含む): 783237600

約数和(自身を除く): 355257170

約数列:

[1, 2, 5, 10, 101, 157, 202, 314, 505, 785, 1010, 1570, 2699, 5398, 13495, 15857, 26990, 31714, 79285, 158570, 272599, 423743, 545198, 847486, 1362995, 2118715, 2725990, 4237430, 42798043, 85596086, 213990215, 427980430]

約数ペア:

[(1, 427980430), (2, 213990215), (5, 85596086), (10, 42798043), (101, 4237430), (157, 2725990), (202, 2118715), (314, 1362995), (505, 847486), (785, 545198), (1010, 423743), (1570, 272599), (2699, 158570), (5398, 79285), (13495, 31714), (15857, 26990)]