423182221

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{5557}}^1$

素因数の和:5641

約数の個数: 32

約数和(自身を含む): 563447808

約数和(自身を除く): 140265587

約数列:

[1, 7, 11, 23, 43, 77, 161, 253, 301, 473, 989, 1771, 3311, 5557, 6923, 10879, 38899, 61127, 76153, 127811, 238951, 427889, 894677, 1405921, 1672657, 2628461, 5495873, 9841447, 18399227, 38471111, 60454603, 423182221]

約数ペア:

[(1, 423182221), (7, 60454603), (11, 38471111), (23, 18399227), (43, 9841447), (77, 5495873), (161, 2628461), (253, 1672657), (301, 1405921), (473, 894677), (989, 427889), (1771, 238951), (3311, 127811), (5557, 76153), (6923, 61127), (10879, 38899)]