271631151

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:346

約数の個数: 80

約数和(自身を含む): 476720640

約数和(自身を除く): 205089489

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 79, 81, 99, 153, 187, 227, 237, 297, 459, 561, 681, 711, 869, 891, 1343, 1377, 1683, 2043, 2133, 2497, 2607, 3859, 4029, 5049, 6129, 6399, 7491, 7821, 11577, 12087, 14773, 15147, 17933, 18387, 22473, 23463, 34731, 36261, 42449, 44319, 53799, 67419, 70389, 104193, 108783, 127347, 132957, 161397, 197263, 202257, 304861, 312579, 382041, 398871, 484191, 591789, 914583, 1146123, 1196613, 1452573, 1775367, 2743749, 3353471, 3438369, 5326101, 8231247, 10060413, 15978303, 24693741, 30181239, 90543717, 271631151]

約数ペア:

[(1, 271631151), (3, 90543717), (9, 30181239), (11, 24693741), (17, 15978303), (27, 10060413), (33, 8231247), (51, 5326101), (79, 3438369), (81, 3353471), (99, 2743749), (153, 1775367), (187, 1452573), (227, 1196613), (237, 1146123), (297, 914583), (459, 591789), (561, 484191), (681, 398871), (711, 382041), (869, 312579), (891, 304861), (1343, 202257), (1377, 197263), (1683, 161397), (2043, 132957), (2133, 127347), (2497, 108783), (2607, 104193), (3859, 70389), (4029, 67419), (5049, 53799), (6129, 44319), (6399, 42449), (7491, 36261), (7821, 34731), (11577, 23463), (12087, 22473), (14773, 18387), (15147, 17933)]