3984123

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 6435072

約数和(自身を除く): 2450949

約数列:

[1, 3, 11, 13, 33, 37, 39, 111, 143, 251, 407, 429, 481, 753, 1221, 1443, 2761, 3263, 5291, 8283, 9287, 9789, 15873, 27861, 35893, 102157, 107679, 120731, 306471, 362193, 1328041, 3984123]

約数ペア:

[(1, 3984123), (3, 1328041), (11, 362193), (13, 306471), (33, 120731), (37, 107679), (39, 102157), (111, 35893), (143, 27861), (251, 15873), (407, 9789), (429, 9287), (481, 8283), (753, 5291), (1221, 3263), (1443, 2761)]