25340271

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 38162688

約数和(自身を除く): 12822417

約数列:

[1, 3, 11, 33, 67, 73, 157, 201, 219, 471, 737, 803, 1727, 2211, 2409, 4891, 5181, 10519, 11461, 14673, 31557, 34383, 53801, 115709, 126071, 161403, 347127, 378213, 767887, 2303661, 8446757, 25340271]

約数ペア:

[(1, 25340271), (3, 8446757), (11, 2303661), (33, 767887), (67, 378213), (73, 347127), (157, 161403), (201, 126071), (219, 115709), (471, 53801), (737, 34383), (803, 31557), (1727, 14673), (2211, 11461), (2409, 10519), (4891, 5181)]