248642079

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{251917}}^1$

素因数の和:251974

約数の個数: 16

約数和(自身を含む): 386946048

約数和(自身を除く): 138303969

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 251917, 755751, 1763419, 5290257, 11840099, 35520297, 82880693, 248642079]

約数ペア:

[(1, 248642079), (3, 82880693), (7, 35520297), (21, 11840099), (47, 5290257), (141, 1763419), (329, 755751), (987, 251917)]