201643735

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{4211}}^1$

素因数の和:4434

約数の個数: 16

約数和(自身を含む): 247564512

約数和(自身を除く): 45920777

約数列:

[1, 5, 61, 157, 305, 785, 4211, 9577, 21055, 47885, 256871, 661127, 1284355, 3305635, 40328747, 201643735]

約数ペア:

[(1, 201643735), (5, 40328747), (61, 3305635), (157, 1284355), (305, 661127), (785, 256871), (4211, 47885), (9577, 21055)]