155256244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{20879}}^1$

素因数の和:20920

約数の個数: 36

約数和(自身を含む): 320967360

約数和(自身を除く): 165711116

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 169, 286, 338, 572, 676, 1859, 3718, 7436, 20879, 41758, 83516, 229669, 271427, 459338, 542854, 918676, 1085708, 2985697, 3528551, 5971394, 7057102, 11942788, 14114204, 38814061, 77628122, 155256244]

約数ペア:

[(1, 155256244), (2, 77628122), (4, 38814061), (11, 14114204), (13, 11942788), (22, 7057102), (26, 5971394), (44, 3528551), (52, 2985697), (143, 1085708), (169, 918676), (286, 542854), (338, 459338), (572, 271427), (676, 229669), (1859, 83516), (3718, 41758), (7436, 20879)]