289255792

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83311}}^1$

素因数の和:83357

約数の個数: 40

約数和(自身を含む): 661164032

約数和(自身を除く): 371908240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 83311, 166622, 333244, 583177, 666488, 1166354, 1332976, 2332708, 2582641, 4665416, 5165282, 9330832, 10330564, 18078487, 20661128, 36156974, 41322256, 72313948, 144627896, 289255792]

約数ペア:

[(1, 289255792), (2, 144627896), (4, 72313948), (7, 41322256), (8, 36156974), (14, 20661128), (16, 18078487), (28, 10330564), (31, 9330832), (56, 5165282), (62, 4665416), (112, 2582641), (124, 2332708), (217, 1332976), (248, 1166354), (434, 666488), (496, 583177), (868, 333244), (1736, 166622), (3472, 83311)]