1956551961

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{13007}}^1$

素因数の和:13078

約数の個数: 64

約数和(自身を含む): 3496550400

約数和(自身を除く): 1539998439

約数列:

[1, 3, 7, 13, 19, 21, 29, 39, 57, 87, 91, 133, 203, 247, 273, 377, 399, 551, 609, 741, 1131, 1653, 1729, 2639, 3857, 5187, 7163, 7917, 11571, 13007, 21489, 39021, 50141, 91049, 150423, 169091, 247133, 273147, 377203, 507273, 741399, 1131609, 1183637, 1729931, 2640421, 3212729, 3550911, 4903639, 5189793, 7166857, 7921263, 9638187, 14710917, 21500571, 22489103, 34325473, 50167999, 67467309, 93169141, 102976419, 150503997, 279507423, 652183987, 1956551961]

約数ペア:

[(1, 1956551961), (3, 652183987), (7, 279507423), (13, 150503997), (19, 102976419), (21, 93169141), (29, 67467309), (39, 50167999), (57, 34325473), (87, 22489103), (91, 21500571), (133, 14710917), (203, 9638187), (247, 7921263), (273, 7166857), (377, 5189793), (399, 4903639), (551, 3550911), (609, 3212729), (741, 2640421), (1131, 1729931), (1653, 1183637), (1729, 1131609), (2639, 741399), (3857, 507273), (5187, 377203), (7163, 273147), (7917, 247133), (11571, 169091), (13007, 150423), (21489, 91049), (39021, 50141)]