12478895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 18192384

約数和(自身を除く): 5713489

約数列:

[1, 5, 11, 13, 31, 55, 65, 143, 155, 341, 403, 563, 715, 1705, 2015, 2815, 4433, 6193, 7319, 17453, 22165, 30965, 36595, 80509, 87265, 191983, 226889, 402545, 959915, 1134445, 2495779, 12478895]

約数ペア:

[(1, 12478895), (5, 2495779), (11, 1134445), (13, 959915), (31, 402545), (55, 226889), (65, 191983), (143, 87265), (155, 80509), (341, 36595), (403, 30965), (563, 22165), (715, 17453), (1705, 7319), (2015, 6193), (2815, 4433)]