42166865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 56881440

約数和(自身を除く): 14714575

約数列:

[1, 5, 13, 37, 65, 89, 185, 197, 445, 481, 985, 1157, 2405, 2561, 3293, 5785, 7289, 12805, 16465, 17533, 36445, 42809, 87665, 94757, 214045, 227929, 473785, 648721, 1139645, 3243605, 8433373, 42166865]

約数ペア:

[(1, 42166865), (5, 8433373), (13, 3243605), (37, 1139645), (65, 648721), (89, 473785), (185, 227929), (197, 214045), (445, 94757), (481, 87665), (985, 42809), (1157, 36445), (2405, 17533), (2561, 16465), (3293, 12805), (5785, 7289)]