208768219

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 250076160

約数和(自身を除く): 41307941

約数列:

[1, 11, 19, 47, 53, 209, 401, 517, 583, 893, 1007, 2491, 4411, 7619, 9823, 11077, 18847, 21253, 27401, 47329, 83809, 207317, 233783, 358093, 403807, 520619, 998891, 3939023, 4441877, 10987801, 18978929, 208768219]

約数ペア:

[(1, 208768219), (11, 18978929), (19, 10987801), (47, 4441877), (53, 3939023), (209, 998891), (401, 520619), (517, 403807), (583, 358093), (893, 233783), (1007, 207317), (2491, 83809), (4411, 47329), (7619, 27401), (9823, 21253), (11077, 18847)]