255486

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1$

素因数の和:109

約数の個数: 48

約数和(自身を含む): 656640

約数和(自身を除く): 401154

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 66, 77, 79, 98, 147, 154, 158, 231, 237, 294, 462, 474, 539, 553, 869, 1078, 1106, 1617, 1659, 1738, 2607, 3234, 3318, 3871, 5214, 6083, 7742, 11613, 12166, 18249, 23226, 36498, 42581, 85162, 127743, 255486]

約数ペア:

[(1, 255486), (2, 127743), (3, 85162), (6, 42581), (7, 36498), (11, 23226), (14, 18249), (21, 12166), (22, 11613), (33, 7742), (42, 6083), (49, 5214), (66, 3871), (77, 3318), (79, 3234), (98, 2607), (147, 1738), (154, 1659), (158, 1617), (231, 1106), (237, 1078), (294, 869), (462, 553), (474, 539)]