31252788

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{2531}}^1$

素因数の和:2562

約数の個数: 72

約数和(自身を含む): 92164800

約数和(自身を除く): 60912012

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 1029, 1372, 1764, 2058, 2531, 3087, 4116, 5062, 6174, 7593, 10124, 12348, 15186, 17717, 22779, 30372, 35434, 45558, 53151, 70868, 91116, 106302, 124019, 159453, 212604, 248038, 318906, 372057, 496076, 637812, 744114, 868133, 1116171, 1488228, 1736266, 2232342, 2604399, 3472532, 4464684, 5208798, 7813197, 10417596, 15626394, 31252788]

約数ペア:

[(1, 31252788), (2, 15626394), (3, 10417596), (4, 7813197), (6, 5208798), (7, 4464684), (9, 3472532), (12, 2604399), (14, 2232342), (18, 1736266), (21, 1488228), (28, 1116171), (36, 868133), (42, 744114), (49, 637812), (63, 496076), (84, 372057), (98, 318906), (126, 248038), (147, 212604), (196, 159453), (252, 124019), (294, 106302), (343, 91116), (441, 70868), (588, 53151), (686, 45558), (882, 35434), (1029, 30372), (1372, 22779), (1764, 17717), (2058, 15186), (2531, 12348), (3087, 10124), (4116, 7593), (5062, 6174)]