839646

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:158

約数の個数: 40

約数和(自身を含む): 1934064

約数和(自身を除く): 1094418

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 73, 81, 142, 146, 162, 213, 219, 426, 438, 639, 657, 1278, 1314, 1917, 1971, 3834, 3942, 5183, 5751, 5913, 10366, 11502, 11826, 15549, 31098, 46647, 93294, 139941, 279882, 419823, 839646]

約数ペア:

[(1, 839646), (2, 419823), (3, 279882), (6, 139941), (9, 93294), (18, 46647), (27, 31098), (54, 15549), (71, 11826), (73, 11502), (81, 10366), (142, 5913), (146, 5751), (162, 5183), (213, 3942), (219, 3834), (426, 1971), (438, 1917), (639, 1314), (657, 1278)]