81758346

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 176504832

約数和(自身を除く): 94746486

約数列:

[1, 2, 3, 6, 31, 41, 62, 71, 82, 93, 123, 142, 151, 186, 213, 246, 302, 426, 453, 906, 1271, 2201, 2542, 2911, 3813, 4402, 4681, 5822, 6191, 6603, 7626, 8733, 9362, 10721, 12382, 13206, 14043, 17466, 18573, 21442, 28086, 32163, 37146, 64326, 90241, 180482, 191921, 270723, 332351, 383842, 439561, 541446, 575763, 664702, 879122, 997053, 1151526, 1318683, 1994106, 2637366, 13626391, 27252782, 40879173, 81758346]

約数ペア:

[(1, 81758346), (2, 40879173), (3, 27252782), (6, 13626391), (31, 2637366), (41, 1994106), (62, 1318683), (71, 1151526), (82, 997053), (93, 879122), (123, 664702), (142, 575763), (151, 541446), (186, 439561), (213, 383842), (246, 332351), (302, 270723), (426, 191921), (453, 180482), (906, 90241), (1271, 64326), (2201, 37146), (2542, 32163), (2911, 28086), (3813, 21442), (4402, 18573), (4681, 17466), (5822, 14043), (6191, 13206), (6603, 12382), (7626, 10721), (8733, 9362)]