8392878

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 72

約数和(自身を含む): 20554560

約数和(自身を除く): 12161682

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 89, 93, 117, 169, 178, 186, 234, 267, 279, 338, 403, 507, 534, 558, 801, 806, 1014, 1157, 1209, 1521, 1602, 2314, 2418, 2759, 3042, 3471, 3627, 5239, 5518, 6942, 7254, 8277, 10413, 10478, 15041, 15717, 16554, 20826, 24831, 30082, 31434, 35867, 45123, 47151, 49662, 71734, 90246, 94302, 107601, 135369, 215202, 270738, 322803, 466271, 645606, 932542, 1398813, 2797626, 4196439, 8392878]

約数ペア:

[(1, 8392878), (2, 4196439), (3, 2797626), (6, 1398813), (9, 932542), (13, 645606), (18, 466271), (26, 322803), (31, 270738), (39, 215202), (62, 135369), (78, 107601), (89, 94302), (93, 90246), (117, 71734), (169, 49662), (178, 47151), (186, 45123), (234, 35867), (267, 31434), (279, 30082), (338, 24831), (403, 20826), (507, 16554), (534, 15717), (558, 15041), (801, 10478), (806, 10413), (1014, 8277), (1157, 7254), (1209, 6942), (1521, 5518), (1602, 5239), (2314, 3627), (2418, 3471), (2759, 3042)]