81261048

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{971}}^1$

素因数の和:1308

約数の個数: 64

約数和(自身を含む): 222549120

約数和(自身を除く): 141288072

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 317, 634, 951, 971, 1268, 1902, 1942, 2536, 2913, 3487, 3804, 3884, 5826, 6974, 7608, 7768, 10461, 10681, 11652, 13948, 20922, 21362, 23304, 27896, 32043, 41844, 42724, 64086, 83688, 85448, 128172, 256344, 307807, 615614, 923421, 1231228, 1846842, 2462456, 3385877, 3693684, 6771754, 7387368, 10157631, 13543508, 20315262, 27087016, 40630524, 81261048]

約数ペア:

[(1, 81261048), (2, 40630524), (3, 27087016), (4, 20315262), (6, 13543508), (8, 10157631), (11, 7387368), (12, 6771754), (22, 3693684), (24, 3385877), (33, 2462456), (44, 1846842), (66, 1231228), (88, 923421), (132, 615614), (264, 307807), (317, 256344), (634, 128172), (951, 85448), (971, 83688), (1268, 64086), (1902, 42724), (1942, 41844), (2536, 32043), (2913, 27896), (3487, 23304), (3804, 21362), (3884, 20922), (5826, 13948), (6974, 11652), (7608, 10681), (7768, 10461)]