1801371

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:76

約数の個数: 48

約数和(自身を含む): 3162240

約数和(自身を除く): 1360869

約数列:

[1, 3, 11, 13, 17, 19, 33, 39, 51, 57, 143, 169, 187, 209, 221, 247, 323, 429, 507, 561, 627, 663, 741, 969, 1859, 2431, 2717, 2873, 3211, 3553, 4199, 5577, 7293, 8151, 8619, 9633, 10659, 12597, 31603, 35321, 46189, 54587, 94809, 105963, 138567, 163761, 600457, 1801371]

約数ペア:

[(1, 1801371), (3, 600457), (11, 163761), (13, 138567), (17, 105963), (19, 94809), (33, 54587), (39, 46189), (51, 35321), (57, 31603), (143, 12597), (169, 10659), (187, 9633), (209, 8619), (221, 8151), (247, 7293), (323, 5577), (429, 4199), (507, 3553), (561, 3211), (627, 2873), (663, 2717), (741, 2431), (969, 1859)]