728456

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:173

約数の個数: 32

約数和(自身を含む): 1477440

約数和(自身を除く): 748984

約数列:

[1, 2, 4, 8, 23, 37, 46, 74, 92, 107, 148, 184, 214, 296, 428, 851, 856, 1702, 2461, 3404, 3959, 4922, 6808, 7918, 9844, 15836, 19688, 31672, 91057, 182114, 364228, 728456]

約数ペア:

[(1, 728456), (2, 364228), (4, 182114), (8, 91057), (23, 31672), (37, 19688), (46, 15836), (74, 9844), (92, 7918), (107, 6808), (148, 4922), (184, 3959), (214, 3404), (296, 2461), (428, 1702), (851, 856)]