331317231

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{457}}^1$

素因数の和:588

約数の個数: 64

約数和(自身を含む): 562790400

約数和(自身を除く): 231473169

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 79, 133, 161, 237, 399, 437, 457, 483, 553, 1311, 1371, 1501, 1659, 1817, 3059, 3199, 4503, 5451, 8683, 9177, 9597, 10507, 10511, 12719, 26049, 31521, 31533, 34523, 36103, 38157, 60781, 73577, 103569, 108309, 182343, 199709, 220731, 241661, 252721, 599127, 685957, 724983, 758163, 830369, 1397963, 2057871, 2491107, 4193889, 4801699, 5812583, 14405097, 15777011, 17437749, 47331033, 110439077, 331317231]

約数ペア:

[(1, 331317231), (3, 110439077), (7, 47331033), (19, 17437749), (21, 15777011), (23, 14405097), (57, 5812583), (69, 4801699), (79, 4193889), (133, 2491107), (161, 2057871), (237, 1397963), (399, 830369), (437, 758163), (457, 724983), (483, 685957), (553, 599127), (1311, 252721), (1371, 241661), (1501, 220731), (1659, 199709), (1817, 182343), (3059, 108309), (3199, 103569), (4503, 73577), (5451, 60781), (8683, 38157), (9177, 36103), (9597, 34523), (10507, 31533), (10511, 31521), (12719, 26049)]