70212961

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{40609}}^1$

素因数の和:40648

約数の個数: 16

約数和(自身を含む): 90966400

約数和(自身を除く): 20753439

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 40609, 284263, 527917, 771571, 3695419, 5400997, 10030423, 70212961]

約数ペア:

[(1, 70212961), (7, 10030423), (13, 5400997), (19, 3695419), (91, 771571), (133, 527917), (247, 284263), (1729, 40609)]