1388404827

素因数分解:

$3^3\times {\mathrm{83}}^1\times {\mathrm{233}}^1\times {\mathrm{2659}}^1$

素因数の和:2984

約数の個数: 32

約数和(自身を含む): 2091398400

約数和(自身を除く): 702993573

約数列:

[1, 3, 9, 27, 83, 233, 249, 699, 747, 2097, 2241, 2659, 6291, 7977, 19339, 23931, 58017, 71793, 174051, 220697, 522153, 619547, 662091, 1858641, 1986273, 5575923, 5958819, 16727769, 51422401, 154267203, 462801609, 1388404827]

約数ペア:

[(1, 1388404827), (3, 462801609), (9, 154267203), (27, 51422401), (83, 16727769), (233, 5958819), (249, 5575923), (699, 1986273), (747, 1858641), (2097, 662091), (2241, 619547), (2659, 522153), (6291, 220697), (7977, 174051), (19339, 71793), (23931, 58017)]