205403445

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3001}}^1$

素因数の和:3044

約数の個数: 60

約数和(自身を含む): 398839716

約数和(自身を除く): 193436271

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 169, 195, 351, 405, 507, 585, 845, 1053, 1521, 1755, 2535, 3001, 4563, 5265, 7605, 9003, 13689, 15005, 22815, 27009, 39013, 45015, 68445, 81027, 117039, 135045, 195065, 243081, 351117, 405135, 507169, 585195, 1053351, 1215405, 1521507, 1755585, 2535845, 3160053, 4564521, 5266755, 7607535, 13693563, 15800265, 22822605, 41080689, 68467815, 205403445]

約数ペア:

[(1, 205403445), (3, 68467815), (5, 41080689), (9, 22822605), (13, 15800265), (15, 13693563), (27, 7607535), (39, 5266755), (45, 4564521), (65, 3160053), (81, 2535845), (117, 1755585), (135, 1521507), (169, 1215405), (195, 1053351), (351, 585195), (405, 507169), (507, 405135), (585, 351117), (845, 243081), (1053, 195065), (1521, 135045), (1755, 117039), (2535, 81027), (3001, 68445), (4563, 45015), (5265, 39013), (7605, 27009), (9003, 22815), (13689, 15005)]