68321988

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{90373}}^1$

素因数の和:90393

約数の個数: 48

約数和(自身を含む): 202437760

約数和(自身を除く): 134115772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 90373, 180746, 271119, 361492, 542238, 632611, 813357, 1084476, 1265222, 1626714, 1897833, 2440071, 2530444, 3253428, 3795666, 4880142, 5693499, 7591332, 9760284, 11386998, 17080497, 22773996, 34160994, 68321988]

約数ペア:

[(1, 68321988), (2, 34160994), (3, 22773996), (4, 17080497), (6, 11386998), (7, 9760284), (9, 7591332), (12, 5693499), (14, 4880142), (18, 3795666), (21, 3253428), (27, 2530444), (28, 2440071), (36, 1897833), (42, 1626714), (54, 1265222), (63, 1084476), (84, 813357), (108, 632611), (126, 542238), (189, 361492), (252, 271119), (378, 180746), (756, 90373)]