11977821

素因数分解:

$3^3\times {\mathrm{617}}^1\times {\mathrm{719}}^1$

素因数の和:1345

約数の個数: 16

約数和(自身を含む): 17798400

約数和(自身を除く): 5820579

約数列:

[1, 3, 9, 27, 617, 719, 1851, 2157, 5553, 6471, 16659, 19413, 443623, 1330869, 3992607, 11977821]

約数ペア:

[(1, 11977821), (3, 3992607), (9, 1330869), (27, 443623), (617, 19413), (719, 16659), (1851, 6471), (2157, 5553)]