140520905

素因数分解:

$5^1\times 7^1\times {\mathrm{1217}}^1\times {\mathrm{3299}}^1$

素因数の和:4528

約数の個数: 16

約数和(自身を含む): 192931200

約数和(自身を除く): 52410295

約数列:

[1, 5, 7, 35, 1217, 3299, 6085, 8519, 16495, 23093, 42595, 115465, 4014883, 20074415, 28104181, 140520905]

約数ペア:

[(1, 140520905), (5, 28104181), (7, 20074415), (35, 4014883), (1217, 115465), (3299, 42595), (6085, 23093), (8519, 16495)]