1987270351

素因数分解:

${\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 2253484800

約数和(自身を除く): 266214449

約数列:

[1, 11, 53, 137, 139, 179, 583, 1507, 1529, 1969, 7261, 7367, 9487, 19043, 24523, 24881, 79871, 81037, 104357, 209473, 269753, 273691, 1009279, 1299719, 1318693, 3408697, 11102069, 14296909, 14505623, 37495667, 180660941, 1987270351]

約数ペア:

[(1, 1987270351), (11, 180660941), (53, 37495667), (137, 14505623), (139, 14296909), (179, 11102069), (583, 3408697), (1507, 1318693), (1529, 1299719), (1969, 1009279), (7261, 273691), (7367, 269753), (9487, 209473), (19043, 104357), (24523, 81037), (24881, 79871)]