2815256241

素因数分解:

$3^2\times 7^2\times {\mathrm{6383801}}^1$

素因数の和:6383821

約数の個数: 18

約数和(自身を含む): 4730397282

約数和(自身を除く): 1915141041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 6383801, 19151403, 44686607, 57454209, 134059821, 312806249, 402179463, 938418747, 2815256241]

約数ペア:

[(1, 2815256241), (3, 938418747), (7, 402179463), (9, 312806249), (21, 134059821), (49, 57454209), (63, 44686607), (147, 19151403), (441, 6383801)]