253126215

素因数分解:

$3^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{5531}}^1$

素因数の和:5661

約数の個数: 40

約数和(自身を含む): 457850448

約数和(自身を除く): 204724233

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 113, 135, 339, 405, 565, 1017, 1695, 3051, 5085, 5531, 9153, 15255, 16593, 27655, 45765, 49779, 82965, 149337, 248895, 448011, 625003, 746685, 1875009, 2240055, 3125015, 5625027, 9375045, 16875081, 28125135, 50625243, 84375405, 253126215]

約数ペア:

[(1, 253126215), (3, 84375405), (5, 50625243), (9, 28125135), (15, 16875081), (27, 9375045), (45, 5625027), (81, 3125015), (113, 2240055), (135, 1875009), (339, 746685), (405, 625003), (565, 448011), (1017, 248895), (1695, 149337), (3051, 82965), (5085, 49779), (5531, 45765), (9153, 27655), (15255, 16593)]