31273788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2203}}^1$

素因数の和:2243

約数の個数: 72

約数和(自身を含む): 90346368

約数和(自身を除く): 59072580

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 169, 182, 273, 338, 364, 507, 546, 676, 1014, 1092, 1183, 2028, 2203, 2366, 3549, 4406, 4732, 6609, 7098, 8812, 13218, 14196, 15421, 26436, 28639, 30842, 46263, 57278, 61684, 85917, 92526, 114556, 171834, 185052, 200473, 343668, 372307, 400946, 601419, 744614, 801892, 1116921, 1202838, 1489228, 2233842, 2405676, 2606149, 4467684, 5212298, 7818447, 10424596, 15636894, 31273788]

約数ペア:

[(1, 31273788), (2, 15636894), (3, 10424596), (4, 7818447), (6, 5212298), (7, 4467684), (12, 2606149), (13, 2405676), (14, 2233842), (21, 1489228), (26, 1202838), (28, 1116921), (39, 801892), (42, 744614), (52, 601419), (78, 400946), (84, 372307), (91, 343668), (156, 200473), (169, 185052), (182, 171834), (273, 114556), (338, 92526), (364, 85917), (507, 61684), (546, 57278), (676, 46263), (1014, 30842), (1092, 28639), (1183, 26436), (2028, 15421), (2203, 14196), (2366, 13218), (3549, 8812), (4406, 7098), (4732, 6609)]