561026571

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 933120000

約数和(自身を除く): 372093429

約数列:

[1, 3, 7, 17, 21, 51, 53, 119, 149, 159, 199, 357, 371, 447, 597, 901, 1043, 1113, 1393, 2533, 2703, 3129, 3383, 4179, 6307, 7599, 7897, 10149, 10547, 17731, 18921, 23681, 23691, 29651, 31641, 53193, 55279, 71043, 73829, 88953, 134249, 165837, 179299, 207557, 221487, 402747, 504067, 537897, 622671, 939743, 1255093, 1512201, 1571503, 2819229, 3528469, 3765279, 4714509, 10585407, 11000521, 26715551, 33001563, 80146653, 187008857, 561026571]

約数ペア:

[(1, 561026571), (3, 187008857), (7, 80146653), (17, 33001563), (21, 26715551), (51, 11000521), (53, 10585407), (119, 4714509), (149, 3765279), (159, 3528469), (199, 2819229), (357, 1571503), (371, 1512201), (447, 1255093), (597, 939743), (901, 622671), (1043, 537897), (1113, 504067), (1393, 402747), (2533, 221487), (2703, 207557), (3129, 179299), (3383, 165837), (4179, 134249), (6307, 88953), (7599, 73829), (7897, 71043), (10149, 55279), (10547, 53193), (17731, 31641), (18921, 29651), (23681, 23691)]