213778851

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{2609}}^1$

素因数の和:2827

約数の個数: 32

約数和(自身を含む): 336752640

約数和(自身を除く): 122973789

約数列:

[1, 3, 11, 13, 33, 39, 143, 191, 429, 573, 2101, 2483, 2609, 6303, 7449, 7827, 27313, 28699, 33917, 81939, 86097, 101751, 373087, 498319, 1119261, 1494957, 5481509, 6478147, 16444527, 19434441, 71259617, 213778851]

約数ペア:

[(1, 213778851), (3, 71259617), (11, 19434441), (13, 16444527), (33, 6478147), (39, 5481509), (143, 1494957), (191, 1119261), (429, 498319), (573, 373087), (2101, 101751), (2483, 86097), (2609, 81939), (6303, 33917), (7449, 28699), (7827, 27313)]