2939742

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{739}}^1$

素因数の和:777

約数の個数: 48

約数和(自身を含む): 7272720

約数和(自身を除く): 4332978

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 739, 1326, 1478, 1989, 2217, 3978, 4434, 6651, 9607, 12563, 13302, 19214, 25126, 28821, 37689, 57642, 75378, 86463, 113067, 163319, 172926, 226134, 326638, 489957, 979914, 1469871, 2939742]

約数ペア:

[(1, 2939742), (2, 1469871), (3, 979914), (6, 489957), (9, 326638), (13, 226134), (17, 172926), (18, 163319), (26, 113067), (34, 86463), (39, 75378), (51, 57642), (78, 37689), (102, 28821), (117, 25126), (153, 19214), (221, 13302), (234, 12563), (306, 9607), (442, 6651), (663, 4434), (739, 3978), (1326, 2217), (1478, 1989)]