31507812

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{587}}^1$

素因数の和:678

約数の個数: 96

約数和(自身を含む): 94832640

約数和(自身を除く): 63324828

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 71, 84, 108, 126, 142, 189, 213, 252, 284, 378, 426, 497, 587, 639, 756, 852, 994, 1174, 1278, 1491, 1761, 1917, 1988, 2348, 2556, 2982, 3522, 3834, 4109, 4473, 5283, 5964, 7044, 7668, 8218, 8946, 10566, 12327, 13419, 15849, 16436, 17892, 21132, 24654, 26838, 31698, 36981, 41677, 49308, 53676, 63396, 73962, 83354, 110943, 125031, 147924, 166708, 221886, 250062, 291739, 375093, 443772, 500124, 583478, 750186, 875217, 1125279, 1166956, 1500372, 1750434, 2250558, 2625651, 3500868, 4501116, 5251302, 7876953, 10502604, 15753906, 31507812]

約数ペア:

[(1, 31507812), (2, 15753906), (3, 10502604), (4, 7876953), (6, 5251302), (7, 4501116), (9, 3500868), (12, 2625651), (14, 2250558), (18, 1750434), (21, 1500372), (27, 1166956), (28, 1125279), (36, 875217), (42, 750186), (54, 583478), (63, 500124), (71, 443772), (84, 375093), (108, 291739), (126, 250062), (142, 221886), (189, 166708), (213, 147924), (252, 125031), (284, 110943), (378, 83354), (426, 73962), (497, 63396), (587, 53676), (639, 49308), (756, 41677), (852, 36981), (994, 31698), (1174, 26838), (1278, 24654), (1491, 21132), (1761, 17892), (1917, 16436), (1988, 15849), (2348, 13419), (2556, 12327), (2982, 10566), (3522, 8946), (3834, 8218), (4109, 7668), (4473, 7044), (5283, 5964)]