1538325

素因数分解:

$3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 48

約数和(自身を含む): 2946240

約数和(自身を除く): 1407915

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 53, 75, 129, 135, 159, 215, 225, 265, 387, 477, 645, 675, 795, 1075, 1161, 1325, 1431, 1935, 2279, 2385, 3225, 3975, 5805, 6837, 7155, 9675, 11395, 11925, 20511, 29025, 34185, 35775, 56975, 61533, 102555, 170925, 307665, 512775, 1538325]

約数ペア:

[(1, 1538325), (3, 512775), (5, 307665), (9, 170925), (15, 102555), (25, 61533), (27, 56975), (43, 35775), (45, 34185), (53, 29025), (75, 20511), (129, 11925), (135, 11395), (159, 9675), (215, 7155), (225, 6837), (265, 5805), (387, 3975), (477, 3225), (645, 2385), (675, 2279), (795, 1935), (1075, 1431), (1161, 1325)]