12497485

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 20377728

約数和(自身を除く): 7880243

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 121, 143, 227, 385, 455, 605, 715, 847, 1001, 1135, 1573, 1589, 2497, 2951, 4235, 5005, 7865, 7945, 11011, 12485, 14755, 17479, 20657, 27467, 32461, 55055, 87395, 103285, 137335, 162305, 192269, 227227, 357071, 961345, 1136135, 1785355, 2499497, 12497485]

約数ペア:

[(1, 12497485), (5, 2499497), (7, 1785355), (11, 1136135), (13, 961345), (35, 357071), (55, 227227), (65, 192269), (77, 162305), (91, 137335), (121, 103285), (143, 87395), (227, 55055), (385, 32461), (455, 27467), (605, 20657), (715, 17479), (847, 14755), (1001, 12485), (1135, 11011), (1573, 7945), (1589, 7865), (2497, 5005), (2951, 4235)]