199486705

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5087}}^1$

素因数の和:5157

約数の個数: 32

約数和(自身を含む): 281346048

約数和(自身を除く): 81859343

約数列:

[1, 5, 11, 23, 31, 55, 115, 155, 253, 341, 713, 1265, 1705, 3565, 5087, 7843, 25435, 39215, 55957, 117001, 157697, 279785, 585005, 788485, 1287011, 1734667, 3627031, 6435055, 8673335, 18135155, 39897341, 199486705]

約数ペア:

[(1, 199486705), (5, 39897341), (11, 18135155), (23, 8673335), (31, 6435055), (55, 3627031), (115, 1734667), (155, 1287011), (253, 788485), (341, 585005), (713, 279785), (1265, 157697), (1705, 117001), (3565, 55957), (5087, 39215), (7843, 25435)]