197943658

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:172

約数の個数: 64

約数和(自身を含む): 352905984

約数和(自身を除く): 154962326

約数列:

[1, 2, 11, 22, 23, 46, 53, 61, 106, 121, 122, 242, 253, 506, 583, 671, 1166, 1219, 1331, 1342, 1403, 2438, 2662, 2783, 2806, 3233, 5566, 6413, 6466, 7381, 12826, 13409, 14762, 15433, 26818, 30613, 30866, 35563, 61226, 70543, 71126, 74359, 81191, 141086, 147499, 148718, 162382, 169763, 294998, 339526, 391193, 782386, 817949, 1622489, 1635898, 1867393, 3244978, 3734786, 4303123, 8606246, 8997439, 17994878, 98971829, 197943658]

約数ペア:

[(1, 197943658), (2, 98971829), (11, 17994878), (22, 8997439), (23, 8606246), (46, 4303123), (53, 3734786), (61, 3244978), (106, 1867393), (121, 1635898), (122, 1622489), (242, 817949), (253, 782386), (506, 391193), (583, 339526), (671, 294998), (1166, 169763), (1219, 162382), (1331, 148718), (1342, 147499), (1403, 141086), (2438, 81191), (2662, 74359), (2783, 71126), (2806, 70543), (3233, 61226), (5566, 35563), (6413, 30866), (6466, 30613), (7381, 26818), (12826, 15433), (13409, 14762)]