408020553

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{751}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 646154496

約数和(自身を除く): 238133943

約数列:

[1, 3, 9, 17, 51, 53, 67, 153, 159, 201, 477, 603, 751, 901, 1139, 2253, 2703, 3417, 3551, 6759, 8109, 10251, 10653, 12767, 31959, 38301, 39803, 50317, 60367, 114903, 119409, 150951, 181101, 358227, 452853, 543303, 676651, 855389, 2029953, 2566167, 2666801, 6089859, 7698501, 8000403, 24001209, 45335617, 136006851, 408020553]

約数ペア:

[(1, 408020553), (3, 136006851), (9, 45335617), (17, 24001209), (51, 8000403), (53, 7698501), (67, 6089859), (153, 2666801), (159, 2566167), (201, 2029953), (477, 855389), (603, 676651), (751, 543303), (901, 452853), (1139, 358227), (2253, 181101), (2703, 150951), (3417, 119409), (3551, 114903), (6759, 60367), (8109, 50317), (10251, 39803), (10653, 38301), (12767, 31959)]