38399438

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:405

約数の個数: 48

約数和(自身を含む): 73872000

約数和(自身を除く): 35472562

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 179, 199, 358, 398, 539, 1078, 1253, 1393, 1969, 2189, 2506, 2786, 3938, 4378, 8771, 9751, 13783, 15323, 17542, 19502, 27566, 30646, 35621, 71242, 96481, 107261, 192962, 214522, 249347, 391831, 498694, 783662, 1745429, 2742817, 3490858, 5485634, 19199719, 38399438]

約数ペア:

[(1, 38399438), (2, 19199719), (7, 5485634), (11, 3490858), (14, 2742817), (22, 1745429), (49, 783662), (77, 498694), (98, 391831), (154, 249347), (179, 214522), (199, 192962), (358, 107261), (398, 96481), (539, 71242), (1078, 35621), (1253, 30646), (1393, 27566), (1969, 19502), (2189, 17542), (2506, 15323), (2786, 13783), (3938, 9751), (4378, 8771)]