142788438

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{643}}^1$

素因数の和:750

約数の個数: 72

約数和(自身を含む): 340120872

約数和(自身を除く): 197332434

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 73, 78, 117, 146, 169, 219, 234, 338, 438, 507, 643, 657, 949, 1014, 1286, 1314, 1521, 1898, 1929, 2847, 3042, 3858, 5694, 5787, 8359, 8541, 11574, 12337, 16718, 17082, 24674, 25077, 37011, 46939, 50154, 74022, 75231, 93878, 108667, 111033, 140817, 150462, 217334, 222066, 281634, 326001, 422451, 610207, 652002, 844902, 978003, 1220414, 1830621, 1956006, 3661242, 5491863, 7932691, 10983726, 15865382, 23798073, 47596146, 71394219, 142788438]

約数ペア:

[(1, 142788438), (2, 71394219), (3, 47596146), (6, 23798073), (9, 15865382), (13, 10983726), (18, 7932691), (26, 5491863), (39, 3661242), (73, 1956006), (78, 1830621), (117, 1220414), (146, 978003), (169, 844902), (219, 652002), (234, 610207), (338, 422451), (438, 326001), (507, 281634), (643, 222066), (657, 217334), (949, 150462), (1014, 140817), (1286, 111033), (1314, 108667), (1521, 93878), (1898, 75231), (1929, 74022), (2847, 50154), (3042, 46939), (3858, 37011), (5694, 25077), (5787, 24674), (8359, 17082), (8541, 16718), (11574, 12337)]