212892128

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{677}}^1$

素因数の和:1035

約数の個数: 48

約数和(自身を含む): 434657664

約数和(自身を除く): 221765536

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 317, 496, 634, 677, 992, 1268, 1354, 2536, 2708, 5072, 5416, 9827, 10144, 10832, 19654, 20987, 21664, 39308, 41974, 78616, 83948, 157232, 167896, 214609, 314464, 335792, 429218, 671584, 858436, 1716872, 3433744, 6652879, 6867488, 13305758, 26611516, 53223032, 106446064, 212892128]

約数ペア:

[(1, 212892128), (2, 106446064), (4, 53223032), (8, 26611516), (16, 13305758), (31, 6867488), (32, 6652879), (62, 3433744), (124, 1716872), (248, 858436), (317, 671584), (496, 429218), (634, 335792), (677, 314464), (992, 214609), (1268, 167896), (1354, 157232), (2536, 83948), (2708, 78616), (5072, 41974), (5416, 39308), (9827, 21664), (10144, 20987), (10832, 19654)]