131256666

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{881}}^1$

素因数の和:1012

約数の個数: 64

約数和(自身を含む): 304819200

約数和(自身を除く): 173562534

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 89, 93, 178, 186, 267, 279, 534, 558, 801, 837, 881, 1602, 1674, 1762, 2403, 2643, 2759, 4806, 5286, 5518, 7929, 8277, 15858, 16554, 23787, 24831, 27311, 47574, 49662, 54622, 74493, 78409, 81933, 148986, 156818, 163866, 235227, 245799, 470454, 491598, 705681, 737397, 1411362, 1474794, 2117043, 2430679, 4234086, 4861358, 7292037, 14584074, 21876111, 43752222, 65628333, 131256666]

約数ペア:

[(1, 131256666), (2, 65628333), (3, 43752222), (6, 21876111), (9, 14584074), (18, 7292037), (27, 4861358), (31, 4234086), (54, 2430679), (62, 2117043), (89, 1474794), (93, 1411362), (178, 737397), (186, 705681), (267, 491598), (279, 470454), (534, 245799), (558, 235227), (801, 163866), (837, 156818), (881, 148986), (1602, 81933), (1674, 78409), (1762, 74493), (2403, 54622), (2643, 49662), (2759, 47574), (4806, 27311), (5286, 24831), (5518, 23787), (7929, 16554), (8277, 15858)]