71981468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{761}}^1$

素因数の和:902

約数の個数: 48

約数和(自身を含む): 145170144

約数和(自身を除く): 73188676

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 107, 214, 221, 428, 442, 761, 884, 1391, 1522, 1819, 2782, 3044, 3638, 5564, 7276, 9893, 12937, 19786, 23647, 25874, 39572, 47294, 51748, 81427, 94588, 162854, 168181, 325708, 336362, 672724, 1058551, 1384259, 2117102, 2768518, 4234204, 5537036, 17995367, 35990734, 71981468]

約数ペア:

[(1, 71981468), (2, 35990734), (4, 17995367), (13, 5537036), (17, 4234204), (26, 2768518), (34, 2117102), (52, 1384259), (68, 1058551), (107, 672724), (214, 336362), (221, 325708), (428, 168181), (442, 162854), (761, 94588), (884, 81427), (1391, 51748), (1522, 47294), (1819, 39572), (2782, 25874), (3044, 23647), (3638, 19786), (5564, 12937), (7276, 9893)]