64553517

素因数分解:

$3^4\times 7^1\times {\mathrm{257}}^1\times {\mathrm{443}}^1$

素因数の和:719

約数の個数: 40

約数和(自身を含む): 110886336

約数和(自身を除く): 46332819

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 257, 443, 567, 771, 1329, 1799, 2313, 3101, 3987, 5397, 6939, 9303, 11961, 16191, 20817, 27909, 35883, 48573, 83727, 113851, 145719, 251181, 341553, 796957, 1024659, 2390871, 3073977, 7172613, 9221931, 21517839, 64553517]

約数ペア:

[(1, 64553517), (3, 21517839), (7, 9221931), (9, 7172613), (21, 3073977), (27, 2390871), (63, 1024659), (81, 796957), (189, 341553), (257, 251181), (443, 145719), (567, 113851), (771, 83727), (1329, 48573), (1799, 35883), (2313, 27909), (3101, 20817), (3987, 16191), (5397, 11961), (6939, 9303)]