788993855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1\times {\mathrm{647}}^1$

素因数の和:995

約数の個数: 32

約数和(自身を含む): 1039215744

約数和(自身を除く): 250221889

約数列:

[1, 5, 13, 65, 73, 257, 365, 647, 949, 1285, 3235, 3341, 4745, 8411, 16705, 18761, 42055, 47231, 93805, 166279, 236155, 243893, 614003, 831395, 1219465, 2161627, 3070015, 10808135, 12138367, 60691835, 157798771, 788993855]

約数ペア:

[(1, 788993855), (5, 157798771), (13, 60691835), (65, 12138367), (73, 10808135), (257, 3070015), (365, 2161627), (647, 1219465), (949, 831395), (1285, 614003), (3235, 243893), (3341, 236155), (4745, 166279), (8411, 93805), (16705, 47231), (18761, 42055)]