2109798005

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{32531}}^1$

素因数の和:32669

約数の個数: 32

約数和(自身を含む): 3091841280

約数和(自身を除く): 982043275

約数列:

[1, 5, 7, 17, 35, 85, 109, 119, 545, 595, 763, 1853, 3815, 9265, 12971, 32531, 64855, 162655, 227717, 553027, 1138585, 2765135, 3545879, 3871189, 17729395, 19355945, 24821153, 60279943, 124105765, 301399715, 421959601, 2109798005]

約数ペア:

[(1, 2109798005), (5, 421959601), (7, 301399715), (17, 124105765), (35, 60279943), (85, 24821153), (109, 19355945), (119, 17729395), (545, 3871189), (595, 3545879), (763, 2765135), (1853, 1138585), (3815, 553027), (9265, 227717), (12971, 162655), (32531, 64855)]