31856706

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1187}}^1$

素因数の和:1276

約数の個数: 64

約数和(自身を含む): 82114560

約数和(自身を除く): 50257854

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 71, 126, 142, 189, 213, 378, 426, 497, 639, 994, 1187, 1278, 1491, 1917, 2374, 2982, 3561, 3834, 4473, 7122, 8309, 8946, 10683, 13419, 16618, 21366, 24927, 26838, 32049, 49854, 64098, 74781, 84277, 149562, 168554, 224343, 252831, 448686, 505662, 589939, 758493, 1179878, 1516986, 1769817, 2275479, 3539634, 4550958, 5309451, 10618902, 15928353, 31856706]

約数ペア:

[(1, 31856706), (2, 15928353), (3, 10618902), (6, 5309451), (7, 4550958), (9, 3539634), (14, 2275479), (18, 1769817), (21, 1516986), (27, 1179878), (42, 758493), (54, 589939), (63, 505662), (71, 448686), (126, 252831), (142, 224343), (189, 168554), (213, 149562), (378, 84277), (426, 74781), (497, 64098), (639, 49854), (994, 32049), (1187, 26838), (1278, 24927), (1491, 21366), (1917, 16618), (2374, 13419), (2982, 10683), (3561, 8946), (3834, 8309), (4473, 7122)]