398422251

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{36677}}^1$

素因数の和:36771

約数の個数: 24

約数和(自身を含む): 617950944

約数和(自身を除く): 219528693

約数列:

[1, 3, 9, 17, 51, 71, 153, 213, 639, 1207, 3621, 10863, 36677, 110031, 330093, 623509, 1870527, 2604067, 5611581, 7812201, 23436603, 44269139, 132807417, 398422251]

約数ペア:

[(1, 398422251), (3, 132807417), (9, 44269139), (17, 23436603), (51, 7812201), (71, 5611581), (153, 2604067), (213, 1870527), (639, 623509), (1207, 330093), (3621, 110031), (10863, 36677)]