89587869

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1987}}^1$

素因数の和:2129

約数の個数: 32

約数和(自身を含む): 145044480

約数和(自身を除く): 55456611

約数列:

[1, 3, 7, 19, 21, 57, 113, 133, 339, 399, 791, 1987, 2147, 2373, 5961, 6441, 13909, 15029, 37753, 41727, 45087, 113259, 224531, 264271, 673593, 792813, 1571717, 4266089, 4715151, 12798267, 29862623, 89587869]

約数ペア:

[(1, 89587869), (3, 29862623), (7, 12798267), (19, 4715151), (21, 4266089), (57, 1571717), (113, 792813), (133, 673593), (339, 264271), (399, 224531), (791, 113259), (1987, 45087), (2147, 41727), (2373, 37753), (5961, 15029), (6441, 13909)]