20169225

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{5273}}^1$

素因数の和:5306

約数の個数: 36

約数和(自身を含む): 38257596

約数和(自身を除く): 18088371

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 5273, 15819, 26365, 47457, 79095, 89641, 131825, 237285, 268923, 395475, 448205, 806769, 1186425, 1344615, 2241025, 4033845, 6723075, 20169225]

約数ペア:

[(1, 20169225), (3, 6723075), (5, 4033845), (9, 2241025), (15, 1344615), (17, 1186425), (25, 806769), (45, 448205), (51, 395475), (75, 268923), (85, 237285), (153, 131825), (225, 89641), (255, 79095), (425, 47457), (765, 26365), (1275, 15819), (3825, 5273)]