1900843555

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{173}}^1\times {\mathrm{13003}}^1$

素因数の和:13207

約数の個数: 24

約数和(自身を含む): 2484440208

約数和(自身を除く): 583596653

約数列:

[1, 5, 13, 65, 169, 173, 845, 865, 2249, 11245, 13003, 29237, 65015, 146185, 169039, 845195, 2197507, 2249519, 10987535, 11247595, 29243747, 146218735, 380168711, 1900843555]

約数ペア:

[(1, 1900843555), (5, 380168711), (13, 146218735), (65, 29243747), (169, 11247595), (173, 10987535), (845, 2249519), (865, 2197507), (2249, 845195), (11245, 169039), (13003, 146185), (29237, 65015)]