42206619

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:224

約数の個数: 64

約数和(自身を含む): 74547200

約数和(自身を除く): 32340581

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 79, 91, 103, 133, 237, 247, 273, 309, 399, 553, 721, 741, 1027, 1339, 1501, 1659, 1729, 1957, 2163, 3081, 4017, 4503, 5187, 5871, 7189, 8137, 9373, 10507, 13699, 19513, 21567, 24411, 25441, 28119, 31521, 41097, 56959, 58539, 76323, 105781, 136591, 154603, 170877, 178087, 317343, 409773, 463809, 534261, 740467, 1082221, 2009839, 2221401, 3246663, 6029517, 14068873, 42206619]

約数ペア:

[(1, 42206619), (3, 14068873), (7, 6029517), (13, 3246663), (19, 2221401), (21, 2009839), (39, 1082221), (57, 740467), (79, 534261), (91, 463809), (103, 409773), (133, 317343), (237, 178087), (247, 170877), (273, 154603), (309, 136591), (399, 105781), (553, 76323), (721, 58539), (741, 56959), (1027, 41097), (1339, 31521), (1501, 28119), (1659, 25441), (1729, 24411), (1957, 21567), (2163, 19513), (3081, 13699), (4017, 10507), (4503, 9373), (5187, 8137), (5871, 7189)]