202045905

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{617}}^1$

素因数の和:1030

約数の個数: 48

約数和(自身を含む): 370206720

約数和(自身を除く): 168160815

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 383, 617, 855, 1149, 1851, 1915, 3085, 3447, 5553, 5745, 7277, 9255, 11723, 17235, 21831, 27765, 35169, 36385, 58615, 65493, 105507, 109155, 175845, 236311, 327465, 527535, 708933, 1181555, 2126799, 3544665, 4489909, 10633995, 13469727, 22449545, 40409181, 67348635, 202045905]

約数ペア:

[(1, 202045905), (3, 67348635), (5, 40409181), (9, 22449545), (15, 13469727), (19, 10633995), (45, 4489909), (57, 3544665), (95, 2126799), (171, 1181555), (285, 708933), (383, 527535), (617, 327465), (855, 236311), (1149, 175845), (1851, 109155), (1915, 105507), (3085, 65493), (3447, 58615), (5553, 36385), (5745, 35169), (7277, 27765), (9255, 21831), (11723, 17235)]