31019469

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 46569600

約数和(自身を除く): 15550131

約数列:

[1, 3, 13, 39, 43, 53, 129, 159, 349, 559, 689, 1047, 1677, 2067, 2279, 4537, 6837, 13611, 15007, 18497, 29627, 45021, 55491, 88881, 195091, 240461, 585273, 721383, 795371, 2386113, 10339823, 31019469]

約数ペア:

[(1, 31019469), (3, 10339823), (13, 2386113), (39, 795371), (43, 721383), (53, 585273), (129, 240461), (159, 195091), (349, 88881), (559, 55491), (689, 45021), (1047, 29627), (1677, 18497), (2067, 15007), (2279, 13611), (4537, 6837)]