81239688

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{24007}}^1$

素因数の和:24066

約数の個数: 48

約数和(自身を含む): 224714880

約数和(自身を除く): 143475192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 282, 376, 423, 564, 846, 1128, 1692, 3384, 24007, 48014, 72021, 96028, 144042, 192056, 216063, 288084, 432126, 576168, 864252, 1128329, 1728504, 2256658, 3384987, 4513316, 6769974, 9026632, 10154961, 13539948, 20309922, 27079896, 40619844, 81239688]

約数ペア:

[(1, 81239688), (2, 40619844), (3, 27079896), (4, 20309922), (6, 13539948), (8, 10154961), (9, 9026632), (12, 6769974), (18, 4513316), (24, 3384987), (36, 2256658), (47, 1728504), (72, 1128329), (94, 864252), (141, 576168), (188, 432126), (282, 288084), (376, 216063), (423, 192056), (564, 144042), (846, 96028), (1128, 72021), (1692, 48014), (3384, 24007)]