15491289

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{797}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 24514560

約数和(自身を除く): 9023271

約数列:

[1, 3, 11, 19, 31, 33, 57, 93, 209, 341, 589, 627, 797, 1023, 1767, 2391, 6479, 8767, 15143, 19437, 24707, 26301, 45429, 74121, 166573, 271777, 469433, 499719, 815331, 1408299, 5163763, 15491289]

約数ペア:

[(1, 15491289), (3, 5163763), (11, 1408299), (19, 815331), (31, 499719), (33, 469433), (57, 271777), (93, 166573), (209, 74121), (341, 45429), (589, 26301), (627, 24707), (797, 19437), (1023, 15143), (1767, 8767), (2391, 6479)]