30181921

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{593}}^1\times {\mathrm{661}}^1$

素因数の和:1272

約数の個数: 16

約数和(自身を含む): 37749888

約数和(自身を除く): 7567967

約数列:

[1, 7, 11, 77, 593, 661, 4151, 4627, 6523, 7271, 45661, 50897, 391973, 2743811, 4311703, 30181921]

約数ペア:

[(1, 30181921), (7, 4311703), (11, 2743811), (77, 391973), (593, 50897), (661, 45661), (4151, 7271), (4627, 6523)]