2666025

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{41}}^1$

素因数の和:91

約数の個数: 54

約数和(自身を含む): 5196282

約数和(自身を除く): 2530257

約数列:

[1, 3, 5, 9, 15, 17, 25, 41, 45, 51, 75, 85, 123, 153, 205, 225, 255, 289, 369, 425, 615, 697, 765, 867, 1025, 1275, 1445, 1845, 2091, 2601, 3075, 3485, 3825, 4335, 6273, 7225, 9225, 10455, 11849, 13005, 17425, 21675, 31365, 35547, 52275, 59245, 65025, 106641, 156825, 177735, 296225, 533205, 888675, 2666025]

約数ペア:

[(1, 2666025), (3, 888675), (5, 533205), (9, 296225), (15, 177735), (17, 156825), (25, 106641), (41, 65025), (45, 59245), (51, 52275), (75, 35547), (85, 31365), (123, 21675), (153, 17425), (205, 13005), (225, 11849), (255, 10455), (289, 9225), (369, 7225), (425, 6273), (615, 4335), (697, 3825), (765, 3485), (867, 3075), (1025, 2601), (1275, 2091), (1445, 1845)]