15490748

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42557}}^1$

素因数の和:42581

約数の個数: 24

約数和(自身を含む): 33365472

約数和(自身を除く): 17874724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 42557, 85114, 170228, 297899, 553241, 595798, 1106482, 1191596, 2212964, 3872687, 7745374, 15490748]

約数ペア:

[(1, 15490748), (2, 7745374), (4, 3872687), (7, 2212964), (13, 1191596), (14, 1106482), (26, 595798), (28, 553241), (52, 297899), (91, 170228), (182, 85114), (364, 42557)]