398970112

素因数分解:

$2^8\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{577}}^1$

素因数の和:703

約数の個数: 72

約数和(自身を含む): 830546696

約数和(自身を除く): 431576584

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 73, 74, 128, 146, 148, 256, 292, 296, 577, 584, 592, 1154, 1168, 1184, 2308, 2336, 2368, 2701, 4616, 4672, 4736, 5402, 9232, 9344, 9472, 10804, 18464, 18688, 21349, 21608, 36928, 42121, 42698, 43216, 73856, 84242, 85396, 86432, 147712, 168484, 170792, 172864, 336968, 341584, 345728, 673936, 683168, 691456, 1347872, 1366336, 1558477, 2695744, 2732672, 3116954, 5391488, 5465344, 6233908, 10782976, 12467816, 24935632, 49871264, 99742528, 199485056, 398970112]

約数ペア:

[(1, 398970112), (2, 199485056), (4, 99742528), (8, 49871264), (16, 24935632), (32, 12467816), (37, 10782976), (64, 6233908), (73, 5465344), (74, 5391488), (128, 3116954), (146, 2732672), (148, 2695744), (256, 1558477), (292, 1366336), (296, 1347872), (577, 691456), (584, 683168), (592, 673936), (1154, 345728), (1168, 341584), (1184, 336968), (2308, 172864), (2336, 170792), (2368, 168484), (2701, 147712), (4616, 86432), (4672, 85396), (4736, 84242), (5402, 73856), (9232, 43216), (9344, 42698), (9472, 42121), (10804, 36928), (18464, 21608), (18688, 21349)]