87431901

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3923}}^1$

素因数の和:3985

約数の個数: 32

約数和(自身を含む): 135613440

約数和(自身を除く): 48181539

約数列:

[1, 3, 17, 19, 23, 51, 57, 69, 323, 391, 437, 969, 1173, 1311, 3923, 7429, 11769, 22287, 66691, 74537, 90229, 200073, 223611, 270687, 1267129, 1533893, 1714351, 3801387, 4601679, 5143053, 29143967, 87431901]

約数ペア:

[(1, 87431901), (3, 29143967), (17, 5143053), (19, 4601679), (23, 3801387), (51, 1714351), (57, 1533893), (69, 1267129), (323, 270687), (391, 223611), (437, 200073), (969, 90229), (1173, 74537), (1311, 66691), (3923, 22287), (7429, 11769)]