291212345

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{15331}}^1$

素因数の和:15496

約数の個数: 16

約数和(自身を含む): 364288320

約数和(自身を除く): 73075975

約数列:

[1, 5, 29, 131, 145, 655, 3799, 15331, 18995, 76655, 444599, 2008361, 2222995, 10041805, 58242469, 291212345]

約数ペア:

[(1, 291212345), (5, 58242469), (29, 10041805), (131, 2222995), (145, 2008361), (655, 444599), (3799, 76655), (15331, 18995)]