2997208039

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{6317}}^1$

素因数の和:6775

約数の個数: 24

約数和(自身を含む): 3647356128

約数和(自身を除く): 650148089

約数列:

[1, 7, 23, 49, 161, 421, 1127, 2947, 6317, 9683, 20629, 44219, 67781, 145291, 309533, 474467, 1017037, 2659457, 7119259, 18616199, 61167511, 130313393, 428172577, 2997208039]

約数ペア:

[(1, 2997208039), (7, 428172577), (23, 130313393), (49, 61167511), (161, 18616199), (421, 7119259), (1127, 2659457), (2947, 1017037), (6317, 474467), (9683, 309533), (20629, 145291), (44219, 67781)]