396921

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1$

素因数の和:512

約数の個数: 16

約数和(自身を含む): 620928

約数和(自身を除く): 224007

約数列:

[1, 3, 7, 21, 41, 123, 287, 461, 861, 1383, 3227, 9681, 18901, 56703, 132307, 396921]

約数ペア:

[(1, 396921), (3, 132307), (7, 56703), (21, 18901), (41, 9681), (123, 3227), (287, 1383), (461, 861)]