508767975

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:609

約数の個数: 72

約数和(自身を含む): 942845904

約数和(自身を除く): 434077929

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 123, 131, 205, 225, 369, 393, 421, 615, 655, 1025, 1179, 1263, 1845, 1965, 2105, 3075, 3275, 3789, 5371, 5895, 6315, 9225, 9825, 10525, 16113, 17261, 18945, 26855, 29475, 31575, 48339, 51783, 55151, 80565, 86305, 94725, 134275, 155349, 165453, 241695, 258915, 275755, 402825, 431525, 496359, 776745, 827265, 1208475, 1294575, 1378775, 2261191, 2481795, 3883725, 4136325, 6783573, 11305955, 12408975, 20350719, 33917865, 56529775, 101753595, 169589325, 508767975]

約数ペア:

[(1, 508767975), (3, 169589325), (5, 101753595), (9, 56529775), (15, 33917865), (25, 20350719), (41, 12408975), (45, 11305955), (75, 6783573), (123, 4136325), (131, 3883725), (205, 2481795), (225, 2261191), (369, 1378775), (393, 1294575), (421, 1208475), (615, 827265), (655, 776745), (1025, 496359), (1179, 431525), (1263, 402825), (1845, 275755), (1965, 258915), (2105, 241695), (3075, 165453), (3275, 155349), (3789, 134275), (5371, 94725), (5895, 86305), (6315, 80565), (9225, 55151), (9825, 51783), (10525, 48339), (16113, 31575), (17261, 29475), (18945, 26855)]