28380186

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 67200000

約数和(自身を除く): 38819814

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 139, 171, 199, 278, 342, 398, 417, 513, 597, 834, 1026, 1194, 1251, 1791, 2502, 2641, 3582, 3753, 3781, 5282, 5373, 7506, 7562, 7923, 10746, 11343, 15846, 22686, 23769, 27661, 34029, 47538, 55322, 68058, 71307, 82983, 102087, 142614, 165966, 204174, 248949, 497898, 525559, 746847, 1051118, 1493694, 1576677, 3153354, 4730031, 9460062, 14190093, 28380186]

約数ペア:

[(1, 28380186), (2, 14190093), (3, 9460062), (6, 4730031), (9, 3153354), (18, 1576677), (19, 1493694), (27, 1051118), (38, 746847), (54, 525559), (57, 497898), (114, 248949), (139, 204174), (171, 165966), (199, 142614), (278, 102087), (342, 82983), (398, 71307), (417, 68058), (513, 55322), (597, 47538), (834, 34029), (1026, 27661), (1194, 23769), (1251, 22686), (1791, 15846), (2502, 11343), (2641, 10746), (3582, 7923), (3753, 7562), (3781, 7506), (5282, 5373)]