28403119

素因数分解:

${\mathrm{19}}^3\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:199

約数の個数: 16

約数和(自身を含む): 31016160

約数和(自身を除く): 2613041

約数列:

[1, 19, 41, 101, 361, 779, 1919, 4141, 6859, 14801, 36461, 78679, 281219, 692759, 1494901, 28403119]

約数ペア:

[(1, 28403119), (19, 1494901), (41, 692759), (101, 281219), (361, 78679), (779, 36461), (1919, 14801), (4141, 6859)]