2154804778

素因数分解:

$2^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{463}}^1\times {\mathrm{829}}^1$

素因数の和:1702

約数の個数: 32

約数和(自身を含む): 3715637760

約数和(自身を除く): 1560832982

約数列:

[1, 2, 7, 14, 401, 463, 802, 829, 926, 1658, 2807, 3241, 5614, 5803, 6482, 11606, 185663, 332429, 371326, 383827, 664858, 767654, 1299641, 2327003, 2599282, 2686789, 4654006, 5373578, 153914627, 307829254, 1077402389, 2154804778]

約数ペア:

[(1, 2154804778), (2, 1077402389), (7, 307829254), (14, 153914627), (401, 5373578), (463, 4654006), (802, 2686789), (829, 2599282), (926, 2327003), (1658, 1299641), (2807, 767654), (3241, 664858), (5614, 383827), (5803, 371326), (6482, 332429), (11606, 185663)]