400451998

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{18959}}^1$

素因数の和:19199

約数の個数: 16

約数和(自身を含む): 614304000

約数和(自身を除く): 213852002

約数列:

[1, 2, 59, 118, 179, 358, 10561, 18959, 21122, 37918, 1118581, 2237162, 3393661, 6787322, 200225999, 400451998]

約数ペア:

[(1, 400451998), (2, 200225999), (59, 6787322), (118, 3393661), (179, 2237162), (358, 1118581), (10561, 37918), (18959, 21122)]