78834087

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:189

約数の個数: 64

約数和(自身を含む): 129576960

約数和(自身を除く): 50742873

約数列:

[1, 3, 9, 23, 27, 37, 47, 69, 73, 111, 141, 207, 219, 333, 423, 621, 657, 851, 999, 1081, 1269, 1679, 1739, 1971, 2553, 2701, 3243, 3431, 5037, 5217, 7659, 8103, 9729, 10293, 15111, 15651, 22977, 24309, 29187, 30879, 39997, 45333, 46953, 62123, 72927, 78913, 92637, 119991, 126947, 186369, 236739, 359973, 380841, 559107, 710217, 1079919, 1142523, 1677321, 2130651, 2919781, 3427569, 8759343, 26278029, 78834087]

約数ペア:

[(1, 78834087), (3, 26278029), (9, 8759343), (23, 3427569), (27, 2919781), (37, 2130651), (47, 1677321), (69, 1142523), (73, 1079919), (111, 710217), (141, 559107), (207, 380841), (219, 359973), (333, 236739), (423, 186369), (621, 126947), (657, 119991), (851, 92637), (999, 78913), (1081, 72927), (1269, 62123), (1679, 46953), (1739, 45333), (1971, 39997), (2553, 30879), (2701, 29187), (3243, 24309), (3431, 22977), (5037, 15651), (5217, 15111), (7659, 10293), (8103, 9729)]