648155134

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:214

約数の個数: 72

約数和(自身を含む): 1149129576

約数和(自身を除く): 500974442

約数列:

[1, 2, 11, 22, 23, 46, 61, 83, 121, 122, 166, 242, 253, 506, 529, 671, 913, 1058, 1342, 1403, 1826, 1909, 2783, 2806, 3818, 5063, 5566, 5819, 7381, 10043, 10126, 11638, 14762, 15433, 20086, 20999, 30866, 32269, 41998, 43907, 55693, 64009, 64538, 87814, 111386, 116449, 128018, 169763, 230989, 232898, 339526, 354959, 461978, 482977, 612623, 709918, 965954, 1225246, 1280939, 2561878, 2678327, 3904549, 5312747, 5356654, 7809098, 10625494, 14090329, 28180658, 29461597, 58923194, 324077567, 648155134]

約数ペア:

[(1, 648155134), (2, 324077567), (11, 58923194), (22, 29461597), (23, 28180658), (46, 14090329), (61, 10625494), (83, 7809098), (121, 5356654), (122, 5312747), (166, 3904549), (242, 2678327), (253, 2561878), (506, 1280939), (529, 1225246), (671, 965954), (913, 709918), (1058, 612623), (1342, 482977), (1403, 461978), (1826, 354959), (1909, 339526), (2783, 232898), (2806, 230989), (3818, 169763), (5063, 128018), (5566, 116449), (5819, 111386), (7381, 87814), (10043, 64538), (10126, 64009), (11638, 55693), (14762, 43907), (15433, 41998), (20086, 32269), (20999, 30866)]