998049681

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{2081}}^1$

素因数の和:2315

約数の個数: 40

約数和(自身を含む): 1547808768

約数和(自身を除く): 549759087

約数列:

[1, 3, 9, 27, 31, 81, 93, 191, 279, 573, 837, 1719, 2081, 2511, 5157, 5921, 6243, 15471, 17763, 18729, 53289, 56187, 64511, 159867, 168561, 193533, 397471, 479601, 580599, 1192413, 1741797, 3577239, 5225391, 10731717, 12321601, 32195151, 36964803, 110894409, 332683227, 998049681]

約数ペア:

[(1, 998049681), (3, 332683227), (9, 110894409), (27, 36964803), (31, 32195151), (81, 12321601), (93, 10731717), (191, 5225391), (279, 3577239), (573, 1741797), (837, 1192413), (1719, 580599), (2081, 479601), (2511, 397471), (5157, 193533), (5921, 168561), (6243, 159867), (15471, 64511), (17763, 56187), (18729, 53289)]