40219245

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2621}}^1$

素因数の和:2674

約数の個数: 48

約数和(自身を含む): 78534144

約数和(自身を除く): 38314899

約数列:

[1, 3, 5, 9, 11, 15, 31, 33, 45, 55, 93, 99, 155, 165, 279, 341, 465, 495, 1023, 1395, 1705, 2621, 3069, 5115, 7863, 13105, 15345, 23589, 28831, 39315, 81251, 86493, 117945, 144155, 243753, 259479, 406255, 432465, 731259, 893761, 1218765, 1297395, 2681283, 3656295, 4468805, 8043849, 13406415, 40219245]

約数ペア:

[(1, 40219245), (3, 13406415), (5, 8043849), (9, 4468805), (11, 3656295), (15, 2681283), (31, 1297395), (33, 1218765), (45, 893761), (55, 731259), (93, 432465), (99, 406255), (155, 259479), (165, 243753), (279, 144155), (341, 117945), (465, 86493), (495, 81251), (1023, 39315), (1395, 28831), (1705, 23589), (2621, 15345), (3069, 13105), (5115, 7863)]