221532015

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{1033}}^1$

素因数の和:1116

約数の個数: 48

約数和(自身を含む): 389065248

約数和(自身を除く): 167533233

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 841, 1033, 1479, 2465, 2523, 3099, 4205, 5165, 7395, 12615, 14297, 15495, 17561, 29957, 42891, 52683, 71485, 87805, 89871, 149785, 214455, 263415, 449355, 509269, 868753, 1527807, 2546345, 2606259, 4343765, 7639035, 13031295, 14768801, 44306403, 73844005, 221532015]

約数ペア:

[(1, 221532015), (3, 73844005), (5, 44306403), (15, 14768801), (17, 13031295), (29, 7639035), (51, 4343765), (85, 2606259), (87, 2546345), (145, 1527807), (255, 868753), (435, 509269), (493, 449355), (841, 263415), (1033, 214455), (1479, 149785), (2465, 89871), (2523, 87805), (3099, 71485), (4205, 52683), (5165, 42891), (7395, 29957), (12615, 17561), (14297, 15495)]