38963025

素因数分解:

$3^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:364

約数の個数: 60

約数和(自身を含む): 73459584

約数和(自身を除く): 34496559

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 81, 135, 213, 225, 271, 355, 405, 639, 675, 813, 1065, 1355, 1775, 1917, 2025, 2439, 3195, 4065, 5325, 5751, 6775, 7317, 9585, 12195, 15975, 19241, 20325, 21951, 28755, 36585, 47925, 57723, 60975, 96205, 109755, 143775, 173169, 182925, 288615, 481025, 519507, 548775, 865845, 1443075, 1558521, 2597535, 4329225, 7792605, 12987675, 38963025]

約数ペア:

[(1, 38963025), (3, 12987675), (5, 7792605), (9, 4329225), (15, 2597535), (25, 1558521), (27, 1443075), (45, 865845), (71, 548775), (75, 519507), (81, 481025), (135, 288615), (213, 182925), (225, 173169), (271, 143775), (355, 109755), (405, 96205), (639, 60975), (675, 57723), (813, 47925), (1065, 36585), (1355, 28755), (1775, 21951), (1917, 20325), (2025, 19241), (2439, 15975), (3195, 12195), (4065, 9585), (5325, 7317), (5751, 6775)]