1296260065

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{32443}}^1$

素因数の和:32640

約数の個数: 16

約数和(自身を含む): 1593130176

約数和(自身を除く): 296870111

約数列:

[1, 5, 61, 131, 305, 655, 7991, 32443, 39955, 162215, 1979023, 4250033, 9895115, 21250165, 259252013, 1296260065]

約数ペア:

[(1, 1296260065), (5, 259252013), (61, 21250165), (131, 9895115), (305, 4250033), (655, 1979023), (7991, 162215), (32443, 39955)]