30751425

素因数分解:

$3^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{1409}}^1$

素因数の和:1522

約数の個数: 36

約数和(自身を含む): 55686540

約数和(自身を除く): 24935115

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 97, 225, 291, 485, 873, 1409, 1455, 2425, 4227, 4365, 7045, 7275, 12681, 21135, 21825, 35225, 63405, 105675, 136673, 317025, 410019, 683365, 1230057, 2050095, 3416825, 6150285, 10250475, 30751425]

約数ペア:

[(1, 30751425), (3, 10250475), (5, 6150285), (9, 3416825), (15, 2050095), (25, 1230057), (45, 683365), (75, 410019), (97, 317025), (225, 136673), (291, 105675), (485, 63405), (873, 35225), (1409, 21825), (1455, 21135), (2425, 12681), (4227, 7275), (4365, 7045)]