251736147

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{1283}}^1$

素因数の和:1361

約数の個数: 48

約数和(自身を含む): 413550720

約数和(自身を除く): 161814573

約数列:

[1, 3, 9, 13, 27, 39, 43, 117, 129, 169, 351, 387, 507, 559, 1161, 1283, 1521, 1677, 3849, 4563, 5031, 7267, 11547, 15093, 16679, 21801, 34641, 50037, 55169, 65403, 150111, 165507, 196209, 216827, 450333, 496521, 650481, 717197, 1489563, 1951443, 2151591, 5854329, 6454773, 9323561, 19364319, 27970683, 83912049, 251736147]

約数ペア:

[(1, 251736147), (3, 83912049), (9, 27970683), (13, 19364319), (27, 9323561), (39, 6454773), (43, 5854329), (117, 2151591), (129, 1951443), (169, 1489563), (351, 717197), (387, 650481), (507, 496521), (559, 450333), (1161, 216827), (1283, 196209), (1521, 165507), (1677, 150111), (3849, 65403), (4563, 55169), (5031, 50037), (7267, 34641), (11547, 21801), (15093, 16679)]