307665

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:110

約数の個数: 32

約数和(自身を含む): 570240

約数和(自身を除く): 262575

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 53, 129, 135, 159, 215, 265, 387, 477, 645, 795, 1161, 1431, 1935, 2279, 2385, 5805, 6837, 7155, 11395, 20511, 34185, 61533, 102555, 307665]

約数ペア:

[(1, 307665), (3, 102555), (5, 61533), (9, 34185), (15, 20511), (27, 11395), (43, 7155), (45, 6837), (53, 5805), (129, 2385), (135, 2279), (159, 1935), (215, 1431), (265, 1161), (387, 795), (477, 645)]