51193961

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1021}}^1$

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 68678400

約数和(自身を除く): 17484439

約数列:

[1, 7, 13, 19, 29, 91, 133, 203, 247, 377, 551, 1021, 1729, 2639, 3857, 7147, 7163, 13273, 19399, 29609, 50141, 92911, 135793, 207263, 252187, 384917, 562571, 1765309, 2694419, 3937997, 7313423, 51193961]

約数ペア:

[(1, 51193961), (7, 7313423), (13, 3937997), (19, 2694419), (29, 1765309), (91, 562571), (133, 384917), (203, 252187), (247, 207263), (377, 135793), (551, 92911), (1021, 50141), (1729, 29609), (2639, 19399), (3857, 13273), (7147, 7163)]