1894394025

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1901}}^1$

素因数の和:2063

約数の個数: 72

約数和(自身を含む): 3507531456

約数和(自身を除く): 1613137431

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 103, 129, 215, 225, 309, 387, 515, 645, 927, 1075, 1545, 1901, 1935, 2575, 3225, 4429, 4635, 5703, 7725, 9505, 9675, 13287, 17109, 22145, 23175, 28515, 39861, 47525, 66435, 81743, 85545, 110725, 142575, 195803, 199305, 245229, 332175, 408715, 427725, 587409, 735687, 979015, 996525, 1226145, 1762227, 2043575, 2937045, 3678435, 4895075, 6130725, 8419529, 8811135, 14685225, 18392175, 25258587, 42097645, 44055675, 75775761, 126292935, 210488225, 378878805, 631464675, 1894394025]

約数ペア:

[(1, 1894394025), (3, 631464675), (5, 378878805), (9, 210488225), (15, 126292935), (25, 75775761), (43, 44055675), (45, 42097645), (75, 25258587), (103, 18392175), (129, 14685225), (215, 8811135), (225, 8419529), (309, 6130725), (387, 4895075), (515, 3678435), (645, 2937045), (927, 2043575), (1075, 1762227), (1545, 1226145), (1901, 996525), (1935, 979015), (2575, 735687), (3225, 587409), (4429, 427725), (4635, 408715), (5703, 332175), (7725, 245229), (9505, 199305), (9675, 195803), (13287, 142575), (17109, 110725), (22145, 85545), (23175, 81743), (28515, 66435), (39861, 47525)]