30531921

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{35461}}^1$

素因数の和:35512

約数の個数: 16

約数和(自身を含む): 47660928

約数和(自身を除く): 17129007

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 35461, 106383, 248227, 744681, 1453901, 4361703, 10177307, 30531921]

約数ペア:

[(1, 30531921), (3, 10177307), (7, 4361703), (21, 1453901), (41, 744681), (123, 248227), (287, 106383), (861, 35461)]