31275153

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4243}}^1$

素因数の和:4275

約数の個数: 40

約数和(自身を含む): 57514688

約数和(自身を除く): 26239535

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 351, 567, 819, 1053, 2457, 4243, 7371, 12729, 29701, 38187, 55159, 89103, 114561, 165477, 267309, 343683, 386113, 496431, 801927, 1158339, 1489293, 2405781, 3475017, 4467879, 10425051, 31275153]

約数ペア:

[(1, 31275153), (3, 10425051), (7, 4467879), (9, 3475017), (13, 2405781), (21, 1489293), (27, 1158339), (39, 801927), (63, 496431), (81, 386113), (91, 343683), (117, 267309), (189, 165477), (273, 114561), (351, 89103), (567, 55159), (819, 38187), (1053, 29701), (2457, 12729), (4243, 7371)]