156667581

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 274268160

約数和(自身を除く): 117600579

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 107, 127, 183, 189, 321, 381, 427, 549, 749, 889, 963, 1143, 1281, 1647, 2247, 2667, 2889, 3429, 3843, 6527, 6741, 7747, 8001, 11529, 13589, 19581, 20223, 23241, 24003, 40767, 45689, 54229, 58743, 69723, 95123, 122301, 137067, 162687, 176229, 209169, 285369, 366903, 411201, 488061, 828929, 856107, 1233603, 1464183, 2486787, 2568321, 5802503, 7460361, 17407509, 22381083, 52222527, 156667581]

約数ペア:

[(1, 156667581), (3, 52222527), (7, 22381083), (9, 17407509), (21, 7460361), (27, 5802503), (61, 2568321), (63, 2486787), (107, 1464183), (127, 1233603), (183, 856107), (189, 828929), (321, 488061), (381, 411201), (427, 366903), (549, 285369), (749, 209169), (889, 176229), (963, 162687), (1143, 137067), (1281, 122301), (1647, 95123), (2247, 69723), (2667, 58743), (2889, 54229), (3429, 45689), (3843, 40767), (6527, 24003), (6741, 23241), (7747, 20223), (8001, 19581), (11529, 13589)]