671595745

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{991}}^1$

素因数の和:1173

約数の個数: 32

約数和(自身を含む): 863944704

約数和(自身を除く): 192348959

約数列:

[1, 5, 23, 71, 83, 115, 355, 415, 991, 1633, 1909, 4955, 5893, 8165, 9545, 22793, 29465, 70361, 82253, 113965, 135539, 351805, 411265, 677695, 1618303, 1891819, 5839963, 8091515, 9459095, 29199815, 134319149, 671595745]

約数ペア:

[(1, 671595745), (5, 134319149), (23, 29199815), (71, 9459095), (83, 8091515), (115, 5839963), (355, 1891819), (415, 1618303), (991, 677695), (1633, 411265), (1909, 351805), (4955, 135539), (5893, 113965), (8165, 82253), (9545, 70361), (22793, 29465)]