777213508747

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1597}}^1\times {\mathrm{2202131}}^1$

素因数の和:2203758

約数の個数: 16

約数和(自身を含む): 886789747872

約数和(自身を除く): 109576239125

約数列:

[1, 13, 17, 221, 1597, 20761, 27149, 352937, 2202131, 28627703, 37436227, 486670951, 3516803207, 45718441691, 59785654519, 777213508747]

約数ペア:

[(1, 777213508747), (13, 59785654519), (17, 45718441691), (221, 3516803207), (1597, 486670951), (20761, 37436227), (27149, 28627703), (352937, 2202131)]