12972596

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 28242816

約数和(自身を除く): 15270220

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 157, 182, 227, 314, 364, 454, 628, 908, 1099, 1589, 2041, 2198, 2951, 3178, 4082, 4396, 5902, 6356, 8164, 11804, 14287, 20657, 28574, 35639, 41314, 57148, 71278, 82628, 142556, 249473, 463307, 498946, 926614, 997892, 1853228, 3243149, 6486298, 12972596]

約数ペア:

[(1, 12972596), (2, 6486298), (4, 3243149), (7, 1853228), (13, 997892), (14, 926614), (26, 498946), (28, 463307), (52, 249473), (91, 142556), (157, 82628), (182, 71278), (227, 57148), (314, 41314), (364, 35639), (454, 28574), (628, 20657), (908, 14287), (1099, 11804), (1589, 8164), (2041, 6356), (2198, 5902), (2951, 4396), (3178, 4082)]