123177628

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{389}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 253693440

約数和(自身を除く): 130515812

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 263, 301, 389, 526, 602, 778, 1052, 1204, 1556, 1841, 2723, 3682, 5446, 7364, 10892, 11309, 16727, 22618, 33454, 45236, 66908, 79163, 102307, 117089, 158326, 204614, 234178, 316652, 409228, 468356, 716149, 1432298, 2864596, 4399201, 8798402, 17596804, 30794407, 61588814, 123177628]

約数ペア:

[(1, 123177628), (2, 61588814), (4, 30794407), (7, 17596804), (14, 8798402), (28, 4399201), (43, 2864596), (86, 1432298), (172, 716149), (263, 468356), (301, 409228), (389, 316652), (526, 234178), (602, 204614), (778, 158326), (1052, 117089), (1204, 102307), (1556, 79163), (1841, 66908), (2723, 45236), (3682, 33454), (5446, 22618), (7364, 16727), (10892, 11309)]