2540291207615

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4241}}^1\times {\mathrm{552059}}^1$

素因数の和:556343

約数の個数: 32

約数和(自身を含む): 3597063966720

約数和(自身を除く): 1056772759105

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 4241, 21205, 29687, 131471, 148435, 552059, 657355, 920297, 2760295, 3864413, 4601485, 17113829, 19322065, 85569145, 119796803, 598984015, 2341282219, 11706411095, 16388975533, 72579748789, 81944877665, 362898743945, 508058241523, 2540291207615]

約数ペア:

[(1, 2540291207615), (5, 508058241523), (7, 362898743945), (31, 81944877665), (35, 72579748789), (155, 16388975533), (217, 11706411095), (1085, 2341282219), (4241, 598984015), (21205, 119796803), (29687, 85569145), (131471, 19322065), (148435, 17113829), (552059, 4601485), (657355, 3864413), (920297, 2760295)]