28370277

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{617}}^1$

素因数の和:770

約数の個数: 32

約数和(自身を含む): 45682560

約数和(自身を除く): 17312283

約数列:

[1, 3, 9, 13, 27, 39, 117, 131, 351, 393, 617, 1179, 1703, 1851, 3537, 5109, 5553, 8021, 15327, 16659, 24063, 45981, 72189, 80827, 216567, 242481, 727443, 1050751, 2182329, 3152253, 9456759, 28370277]

約数ペア:

[(1, 28370277), (3, 9456759), (9, 3152253), (13, 2182329), (27, 1050751), (39, 727443), (117, 242481), (131, 216567), (351, 80827), (393, 72189), (617, 45981), (1179, 24063), (1703, 16659), (1851, 15327), (3537, 8021), (5109, 5553)]