10890789

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 18768960

約数和(自身を除く): 7878171

約数列:

[1, 3, 7, 13, 21, 39, 41, 49, 91, 123, 139, 147, 273, 287, 417, 533, 637, 861, 973, 1599, 1807, 1911, 2009, 2919, 3731, 5421, 5699, 6027, 6811, 11193, 12649, 17097, 20433, 26117, 37947, 39893, 74087, 78351, 88543, 119679, 222261, 265629, 279251, 518609, 837753, 1555827, 3630263, 10890789]

約数ペア:

[(1, 10890789), (3, 3630263), (7, 1555827), (13, 837753), (21, 518609), (39, 279251), (41, 265629), (49, 222261), (91, 119679), (123, 88543), (139, 78351), (147, 74087), (273, 39893), (287, 37947), (417, 26117), (533, 20433), (637, 17097), (861, 12649), (973, 11193), (1599, 6811), (1807, 6027), (1911, 5699), (2009, 5421), (2919, 3731)]