388581411

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{431}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 551992320

約数和(自身を除く): 163410909

約数列:

[1, 3, 29, 43, 87, 129, 241, 431, 723, 1247, 1293, 3741, 6989, 10363, 12499, 18533, 20967, 31089, 37497, 55599, 103871, 300527, 311613, 537457, 901581, 1612371, 3012259, 4466453, 9036777, 13399359, 129527137, 388581411]

約数ペア:

[(1, 388581411), (3, 129527137), (29, 13399359), (43, 9036777), (87, 4466453), (129, 3012259), (241, 1612371), (431, 901581), (723, 537457), (1247, 311613), (1293, 300527), (3741, 103871), (6989, 55599), (10363, 37497), (12499, 31089), (18533, 20967)]