2102051245

素因数分解:

$5^1\times 7^2\times {\mathrm{2213}}^1\times {\mathrm{3877}}^1$

素因数の和:6109

約数の個数: 24

約数和(自身を含む): 2936375064

約数和(自身を除く): 834323819

約数列:

[1, 5, 7, 35, 49, 245, 2213, 3877, 11065, 15491, 19385, 27139, 77455, 108437, 135695, 189973, 542185, 949865, 8579801, 42899005, 60058607, 300293035, 420410249, 2102051245]

約数ペア:

[(1, 2102051245), (5, 420410249), (7, 300293035), (35, 60058607), (49, 42899005), (245, 8579801), (2213, 949865), (3877, 542185), (11065, 189973), (15491, 135695), (19385, 108437), (27139, 77455)]