27821025

素因数分解:

$3^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{2333}}^1$

素因数の和:2402

約数の個数: 36

約数和(自身を含む): 50792508

約数和(自身を除く): 22971483

約数列:

[1, 3, 5, 9, 15, 25, 45, 53, 75, 159, 225, 265, 477, 795, 1325, 2333, 2385, 3975, 6999, 11665, 11925, 20997, 34995, 58325, 104985, 123649, 174975, 370947, 524925, 618245, 1112841, 1854735, 3091225, 5564205, 9273675, 27821025]

約数ペア:

[(1, 27821025), (3, 9273675), (5, 5564205), (9, 3091225), (15, 1854735), (25, 1112841), (45, 618245), (53, 524925), (75, 370947), (159, 174975), (225, 123649), (265, 104985), (477, 58325), (795, 34995), (1325, 20997), (2333, 11925), (2385, 11665), (3975, 6999)]