81151425

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{12437}}^1$

素因数の和:12482

約数の個数: 36

約数和(自身を含む): 150375420

約数和(自身を除く): 69223995

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 2175, 6525, 12437, 37311, 62185, 111933, 186555, 310925, 360673, 559665, 932775, 1082019, 1803365, 2798325, 3246057, 5410095, 9016825, 16230285, 27050475, 81151425]

約数ペア:

[(1, 81151425), (3, 27050475), (5, 16230285), (9, 9016825), (15, 5410095), (25, 3246057), (29, 2798325), (45, 1803365), (75, 1082019), (87, 932775), (145, 559665), (225, 360673), (261, 310925), (435, 186555), (725, 111933), (1305, 62185), (2175, 37311), (6525, 12437)]