202122015

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{5237}}^1$

素因数の和:5359

約数の個数: 32

約数和(自身を含む): 337913856

約数和(自身を除く): 135791841

約数列:

[1, 3, 5, 15, 31, 83, 93, 155, 249, 415, 465, 1245, 2573, 5237, 7719, 12865, 15711, 26185, 38595, 78555, 162347, 434671, 487041, 811735, 1304013, 2173355, 2435205, 6520065, 13474801, 40424403, 67374005, 202122015]

約数ペア:

[(1, 202122015), (3, 67374005), (5, 40424403), (15, 13474801), (31, 6520065), (83, 2435205), (93, 2173355), (155, 1304013), (249, 811735), (415, 487041), (465, 434671), (1245, 162347), (2573, 78555), (5237, 38595), (7719, 26185), (12865, 15711)]