31570479

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:357

約数の個数: 40

約数和(自身を含む): 50651568

約数和(自身を除く): 19081089

約数列:

[1, 3, 9, 17, 27, 51, 81, 101, 153, 227, 303, 459, 681, 909, 1377, 1717, 2043, 2727, 3859, 5151, 6129, 8181, 11577, 15453, 18387, 22927, 34731, 46359, 68781, 104193, 139077, 206343, 312579, 389759, 619029, 1169277, 1857087, 3507831, 10523493, 31570479]

約数ペア:

[(1, 31570479), (3, 10523493), (9, 3507831), (17, 1857087), (27, 1169277), (51, 619029), (81, 389759), (101, 312579), (153, 206343), (227, 139077), (303, 104193), (459, 68781), (681, 46359), (909, 34731), (1377, 22927), (1717, 18387), (2043, 15453), (2727, 11577), (3859, 8181), (5151, 6129)]