389969904

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{172859}}^1$

素因数の和:172917

約数の個数: 40

約数和(自身を含む): 1028862720

約数和(自身を除く): 638892816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 141, 188, 282, 376, 564, 752, 1128, 2256, 172859, 345718, 518577, 691436, 1037154, 1382872, 2074308, 2765744, 4148616, 8124373, 8297232, 16248746, 24373119, 32497492, 48746238, 64994984, 97492476, 129989968, 194984952, 389969904]

約数ペア:

[(1, 389969904), (2, 194984952), (3, 129989968), (4, 97492476), (6, 64994984), (8, 48746238), (12, 32497492), (16, 24373119), (24, 16248746), (47, 8297232), (48, 8124373), (94, 4148616), (141, 2765744), (188, 2074308), (282, 1382872), (376, 1037154), (564, 691436), (752, 518577), (1128, 345718), (2256, 172859)]