490054617

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 822877440

約数和(自身を除く): 332822823

約数列:

[1, 3, 9, 13, 27, 39, 43, 79, 81, 117, 129, 137, 237, 351, 387, 411, 559, 711, 1027, 1053, 1161, 1233, 1677, 1781, 2133, 3081, 3397, 3483, 3699, 5031, 5343, 5891, 6399, 9243, 10191, 10823, 11097, 15093, 16029, 17673, 27729, 30573, 32469, 44161, 45279, 48087, 53019, 76583, 83187, 91719, 97407, 132483, 140699, 144261, 159057, 229749, 275157, 292221, 397449, 422097, 465389, 477171, 689247, 876663, 1192347, 1266291, 1396167, 2067741, 3577041, 3798873, 4188501, 6050057, 6203223, 11396619, 12565503, 18150171, 37696509, 54450513, 163351539, 490054617]

約数ペア:

[(1, 490054617), (3, 163351539), (9, 54450513), (13, 37696509), (27, 18150171), (39, 12565503), (43, 11396619), (79, 6203223), (81, 6050057), (117, 4188501), (129, 3798873), (137, 3577041), (237, 2067741), (351, 1396167), (387, 1266291), (411, 1192347), (559, 876663), (711, 689247), (1027, 477171), (1053, 465389), (1161, 422097), (1233, 397449), (1677, 292221), (1781, 275157), (2133, 229749), (3081, 159057), (3397, 144261), (3483, 140699), (3699, 132483), (5031, 97407), (5343, 91719), (5891, 83187), (6399, 76583), (9243, 53019), (10191, 48087), (10823, 45279), (11097, 44161), (15093, 32469), (16029, 30573), (17673, 27729)]