64238776

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{12889}}^1$

素因数の和:12991

約数の個数: 32

約数和(自身を含む): 139212000

約数和(自身を除く): 74973224

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 178, 356, 623, 712, 1246, 2492, 4984, 12889, 25778, 51556, 90223, 103112, 180446, 360892, 721784, 1147121, 2294242, 4588484, 8029847, 9176968, 16059694, 32119388, 64238776]

約数ペア:

[(1, 64238776), (2, 32119388), (4, 16059694), (7, 9176968), (8, 8029847), (14, 4588484), (28, 2294242), (56, 1147121), (89, 721784), (178, 360892), (356, 180446), (623, 103112), (712, 90223), (1246, 51556), (2492, 25778), (4984, 12889)]