406989081

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{263}}^1\times {\mathrm{1237}}^1$

素因数の和:1645

約数の個数: 24

約数和(自身を含む): 594834240

約数和(自身を除く): 187845159

約数列:

[1, 3, 9, 139, 263, 417, 789, 1237, 1251, 2367, 3711, 11133, 36557, 109671, 171943, 325331, 329013, 515829, 975993, 1547487, 2927979, 45221009, 135663027, 406989081]

約数ペア:

[(1, 406989081), (3, 135663027), (9, 45221009), (139, 2927979), (263, 1547487), (417, 975993), (789, 515829), (1237, 329013), (1251, 325331), (2367, 171943), (3711, 109671), (11133, 36557)]