81687228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{3319}}^1$

素因数の和:3626

約数の個数: 48

約数和(自身を含む): 218641920

約数和(自身を除く): 136954692

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 293, 586, 879, 1172, 1758, 2051, 3319, 3516, 4102, 6153, 6638, 8204, 9957, 12306, 13276, 19914, 23233, 24612, 39828, 46466, 69699, 92932, 139398, 278796, 972467, 1944934, 2917401, 3889868, 5834802, 6807269, 11669604, 13614538, 20421807, 27229076, 40843614, 81687228]

約数ペア:

[(1, 81687228), (2, 40843614), (3, 27229076), (4, 20421807), (6, 13614538), (7, 11669604), (12, 6807269), (14, 5834802), (21, 3889868), (28, 2917401), (42, 1944934), (84, 972467), (293, 278796), (586, 139398), (879, 92932), (1172, 69699), (1758, 46466), (2051, 39828), (3319, 24612), (3516, 23233), (4102, 19914), (6153, 13276), (6638, 12306), (8204, 9957)]