139235705

素因数分解:

$5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{4273}}^1$

素因数の和:4318

約数の個数: 32

約数和(自身を含む): 205152000

約数和(自身を除く): 65916295

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 343, 665, 931, 1715, 4273, 4655, 6517, 21365, 29911, 32585, 81187, 149555, 209377, 405935, 568309, 1046885, 1465639, 2841545, 3978163, 7328195, 19890815, 27847141, 139235705]

約数ペア:

[(1, 139235705), (5, 27847141), (7, 19890815), (19, 7328195), (35, 3978163), (49, 2841545), (95, 1465639), (133, 1046885), (245, 568309), (343, 405935), (665, 209377), (931, 149555), (1715, 81187), (4273, 32585), (4655, 29911), (6517, 21365)]