81728862

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{1637}}^1$

素因数の和:1852

約数の個数: 32

約数和(自身を含む): 167704992

約数和(自身を除く): 85976130

約数列:

[1, 2, 3, 6, 53, 106, 157, 159, 314, 318, 471, 942, 1637, 3274, 4911, 8321, 9822, 16642, 24963, 49926, 86761, 173522, 257009, 260283, 514018, 520566, 771027, 1542054, 13621477, 27242954, 40864431, 81728862]

約数ペア:

[(1, 81728862), (2, 40864431), (3, 27242954), (6, 13621477), (53, 1542054), (106, 771027), (157, 520566), (159, 514018), (314, 260283), (318, 257009), (471, 173522), (942, 86761), (1637, 49926), (3274, 24963), (4911, 16642), (8321, 9822)]