13990988

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:374

約数の個数: 36

約数和(自身を含む): 27237336

約数和(自身を除く): 13246348

約数列:

[1, 2, 4, 11, 22, 44, 121, 137, 211, 242, 274, 422, 484, 548, 844, 1507, 2321, 3014, 4642, 6028, 9284, 16577, 25531, 28907, 33154, 51062, 57814, 66308, 102124, 115628, 317977, 635954, 1271908, 3497747, 6995494, 13990988]

約数ペア:

[(1, 13990988), (2, 6995494), (4, 3497747), (11, 1271908), (22, 635954), (44, 317977), (121, 115628), (137, 102124), (211, 66308), (242, 57814), (274, 51062), (422, 33154), (484, 28907), (548, 25531), (844, 16577), (1507, 9284), (2321, 6028), (3014, 4642)]