39940395

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 76515840

約数和(自身を除く): 36575445

約数列:

[1, 3, 5, 11, 15, 17, 29, 33, 51, 55, 85, 87, 145, 165, 187, 255, 319, 435, 491, 493, 561, 935, 957, 1473, 1479, 1595, 2455, 2465, 2805, 4785, 5401, 5423, 7365, 7395, 8347, 14239, 16203, 16269, 25041, 27005, 27115, 41735, 42717, 71195, 81015, 81345, 91817, 125205, 156629, 213585, 242063, 275451, 459085, 469887, 726189, 783145, 1210315, 1377255, 2349435, 2662693, 3630945, 7988079, 13313465, 39940395]

約数ペア:

[(1, 39940395), (3, 13313465), (5, 7988079), (11, 3630945), (15, 2662693), (17, 2349435), (29, 1377255), (33, 1210315), (51, 783145), (55, 726189), (85, 469887), (87, 459085), (145, 275451), (165, 242063), (187, 213585), (255, 156629), (319, 125205), (435, 91817), (491, 81345), (493, 81015), (561, 71195), (935, 42717), (957, 41735), (1473, 27115), (1479, 27005), (1595, 25041), (2455, 16269), (2465, 16203), (2805, 14239), (4785, 8347), (5401, 7395), (5423, 7365)]