121979788

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{719}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 250629120

約数和(自身を除く): 128649332

約数列:

[1, 2, 4, 7, 14, 28, 73, 83, 146, 166, 292, 332, 511, 581, 719, 1022, 1162, 1438, 2044, 2324, 2876, 5033, 6059, 10066, 12118, 20132, 24236, 42413, 52487, 59677, 84826, 104974, 119354, 169652, 209948, 238708, 367409, 417739, 734818, 835478, 1469636, 1670956, 4356421, 8712842, 17425684, 30494947, 60989894, 121979788]

約数ペア:

[(1, 121979788), (2, 60989894), (4, 30494947), (7, 17425684), (14, 8712842), (28, 4356421), (73, 1670956), (83, 1469636), (146, 835478), (166, 734818), (292, 417739), (332, 367409), (511, 238708), (581, 209948), (719, 169652), (1022, 119354), (1162, 104974), (1438, 84826), (2044, 59677), (2324, 52487), (2876, 42413), (5033, 24236), (6059, 20132), (10066, 12118)]