399108

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 945280

約数和(自身を除く): 546172

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 237, 316, 421, 474, 842, 948, 1263, 1684, 2526, 5052, 33259, 66518, 99777, 133036, 199554, 399108]

約数ペア:

[(1, 399108), (2, 199554), (3, 133036), (4, 99777), (6, 66518), (12, 33259), (79, 5052), (158, 2526), (237, 1684), (316, 1263), (421, 948), (474, 842)]