125991718

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 200880000

約数和(自身を除く): 74888282

約数列:

[1, 2, 29, 58, 61, 122, 149, 239, 298, 478, 1769, 3538, 4321, 6931, 8642, 9089, 13862, 14579, 18178, 29158, 35611, 71222, 263581, 422791, 527162, 845582, 1032719, 2065438, 2172271, 4344542, 62995859, 125991718]

約数ペア:

[(1, 125991718), (2, 62995859), (29, 4344542), (58, 2172271), (61, 2065438), (122, 1032719), (149, 845582), (239, 527162), (298, 422791), (478, 263581), (1769, 71222), (3538, 35611), (4321, 29158), (6931, 18178), (8642, 14579), (9089, 13862)]