249989369

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{613}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 318297600

約数和(自身を除く): 68308231

約数列:

[1, 7, 17, 23, 119, 149, 161, 391, 613, 1043, 2533, 2737, 3427, 4291, 10421, 14099, 17731, 23989, 58259, 72947, 91337, 98693, 239683, 407813, 639359, 1552729, 1677781, 2100751, 10869103, 14705257, 35712767, 249989369]

約数ペア:

[(1, 249989369), (7, 35712767), (17, 14705257), (23, 10869103), (119, 2100751), (149, 1677781), (161, 1552729), (391, 639359), (613, 407813), (1043, 239683), (2533, 98693), (2737, 91337), (3427, 72947), (4291, 58259), (10421, 23989), (14099, 17731)]