222784328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{8963}}^1$

素因数の和:9221

約数の個数: 32

約数和(自身を含む): 451785600

約数和(自身を除く): 229001272

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 239, 478, 956, 1912, 3107, 6214, 8963, 12428, 17926, 24856, 35852, 71704, 116519, 233038, 466076, 932152, 2142157, 4284314, 8568628, 17137256, 27848041, 55696082, 111392164, 222784328]

約数ペア:

[(1, 222784328), (2, 111392164), (4, 55696082), (8, 27848041), (13, 17137256), (26, 8568628), (52, 4284314), (104, 2142157), (239, 932152), (478, 466076), (956, 233038), (1912, 116519), (3107, 71704), (6214, 35852), (8963, 24856), (12428, 17926)]