1091401345

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{653}}^1$

素因数の和:993

約数の個数: 32

約数和(自身を含む): 1392297984

約数和(自身を除く): 300896639

約数列:

[1, 5, 31, 41, 155, 205, 263, 653, 1271, 1315, 3265, 6355, 8153, 10783, 20243, 26773, 40765, 53915, 101215, 133865, 171739, 334273, 829963, 858695, 1671365, 4149815, 5323909, 7041299, 26619545, 35206495, 218280269, 1091401345]

約数ペア:

[(1, 1091401345), (5, 218280269), (31, 35206495), (41, 26619545), (155, 7041299), (205, 5323909), (263, 4149815), (653, 1671365), (1271, 858695), (1315, 829963), (3265, 334273), (6355, 171739), (8153, 133865), (10783, 101215), (20243, 53915), (26773, 40765)]