201856249

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 250822656

約数和(自身を除く): 48966407

約数列:

[1, 7, 17, 83, 107, 119, 191, 581, 749, 1337, 1411, 1819, 3247, 8881, 9877, 12733, 15853, 20437, 22729, 62167, 110971, 143059, 150977, 269501, 347429, 1056839, 1696271, 1886507, 2432003, 11873897, 28836607, 201856249]

約数ペア:

[(1, 201856249), (7, 28836607), (17, 11873897), (83, 2432003), (107, 1886507), (119, 1696271), (191, 1056839), (581, 347429), (749, 269501), (1337, 150977), (1411, 143059), (1819, 110971), (3247, 62167), (8881, 22729), (9877, 20437), (12733, 15853)]