217657198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{2909}}^1$

素因数の和:3120

約数の個数: 32

約数和(自身を含む): 377136000

約数和(自身を除く): 159478802

約数列:

[1, 2, 11, 19, 22, 38, 179, 209, 358, 418, 1969, 2909, 3401, 3938, 5818, 6802, 31999, 37411, 55271, 63998, 74822, 110542, 520711, 607981, 1041422, 1215962, 5727821, 9893509, 11455642, 19787018, 108828599, 217657198]

約数ペア:

[(1, 217657198), (2, 108828599), (11, 19787018), (19, 11455642), (22, 9893509), (38, 5727821), (179, 1215962), (209, 1041422), (358, 607981), (418, 520711), (1969, 110542), (2909, 74822), (3401, 63998), (3938, 55271), (5818, 37411), (6802, 31999)]