257446812

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{7643}}^1$

素因数の和:8058

約数の個数: 48

約数和(自身を含む): 688326912

約数和(自身を除く): 430880100

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 401, 802, 1203, 1604, 2406, 2807, 4812, 5614, 7643, 8421, 11228, 15286, 16842, 22929, 30572, 33684, 45858, 53501, 91716, 107002, 160503, 214004, 321006, 642012, 3064843, 6129686, 9194529, 12259372, 18389058, 21453901, 36778116, 42907802, 64361703, 85815604, 128723406, 257446812]

約数ペア:

[(1, 257446812), (2, 128723406), (3, 85815604), (4, 64361703), (6, 42907802), (7, 36778116), (12, 21453901), (14, 18389058), (21, 12259372), (28, 9194529), (42, 6129686), (84, 3064843), (401, 642012), (802, 321006), (1203, 214004), (1604, 160503), (2406, 107002), (2807, 91716), (4812, 53501), (5614, 45858), (7643, 33684), (8421, 30572), (11228, 22929), (15286, 16842)]