17919153

素因数分解:

$3^2\times 7^2\times {\mathrm{179}}^1\times {\mathrm{227}}^1$

素因数の和:426

約数の個数: 36

約数和(自身を含む): 30410640

約数和(自身を除く): 12491487

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 179, 227, 441, 537, 681, 1253, 1589, 1611, 2043, 3759, 4767, 8771, 11123, 11277, 14301, 26313, 33369, 40633, 78939, 100107, 121899, 284431, 365697, 853293, 1991017, 2559879, 5973051, 17919153]

約数ペア:

[(1, 17919153), (3, 5973051), (7, 2559879), (9, 1991017), (21, 853293), (49, 365697), (63, 284431), (147, 121899), (179, 100107), (227, 78939), (441, 40633), (537, 33369), (681, 26313), (1253, 14301), (1589, 11277), (1611, 11123), (2043, 8771), (3759, 4767)]