172390449

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{10223}}^1$

素因数の和:10317

約数の個数: 32

約数和(自身を含む): 290525184

約数和(自身を除く): 118134735

約数列:

[1, 3, 7, 11, 21, 33, 73, 77, 219, 231, 511, 803, 1533, 2409, 5621, 10223, 16863, 30669, 71561, 112453, 214683, 337359, 746279, 787171, 2238837, 2361513, 5223953, 8209069, 15671859, 24627207, 57463483, 172390449]

約数ペア:

[(1, 172390449), (3, 57463483), (7, 24627207), (11, 15671859), (21, 8209069), (33, 5223953), (73, 2361513), (77, 2238837), (219, 787171), (231, 746279), (511, 337359), (803, 214683), (1533, 112453), (2409, 71561), (5621, 30669), (10223, 16863)]