280809958

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{33857}}^1$

素因数の和:33912

約数の個数: 32

約数和(自身を含む): 511932960

約数和(自身を除く): 231123002

約数列:

[1, 2, 11, 13, 22, 26, 29, 58, 143, 286, 319, 377, 638, 754, 4147, 8294, 33857, 67714, 372427, 440141, 744854, 880282, 981853, 1963706, 4841551, 9683102, 10800383, 12764089, 21600766, 25528178, 140404979, 280809958]

約数ペア:

[(1, 280809958), (2, 140404979), (11, 25528178), (13, 21600766), (22, 12764089), (26, 10800383), (29, 9683102), (58, 4841551), (143, 1963706), (286, 981853), (319, 880282), (377, 744854), (638, 440141), (754, 372427), (4147, 67714), (8294, 33857)]