31152186

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1987}}^1$

素因数の和:2075

約数の個数: 48

約数和(自身を含む): 73810464

約数和(自身を除く): 42658278

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 67, 78, 117, 134, 201, 234, 402, 603, 871, 1206, 1742, 1987, 2613, 3974, 5226, 5961, 7839, 11922, 15678, 17883, 25831, 35766, 51662, 77493, 133129, 154986, 232479, 266258, 399387, 464958, 798774, 1198161, 1730677, 2396322, 3461354, 5192031, 10384062, 15576093, 31152186]

約数ペア:

[(1, 31152186), (2, 15576093), (3, 10384062), (6, 5192031), (9, 3461354), (13, 2396322), (18, 1730677), (26, 1198161), (39, 798774), (67, 464958), (78, 399387), (117, 266258), (134, 232479), (201, 154986), (234, 133129), (402, 77493), (603, 51662), (871, 35766), (1206, 25831), (1742, 17883), (1987, 15678), (2613, 11922), (3974, 7839), (5226, 5961)]