195710013

素因数分解:

$3^5\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 326184768

約数和(自身を除く): 130474755

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 81, 97, 171, 207, 243, 291, 361, 437, 513, 621, 873, 1083, 1311, 1539, 1843, 1863, 2231, 2619, 3249, 3933, 4617, 5529, 5589, 6693, 7857, 8303, 9747, 11799, 16587, 20079, 23571, 24909, 29241, 35017, 35397, 42389, 49761, 60237, 74727, 87723, 105051, 106191, 127167, 149283, 180711, 224181, 315153, 381501, 447849, 542133, 672543, 805391, 945459, 1144503, 2017629, 2416173, 2836377, 3433509, 7248519, 8509131, 10300527, 21745557, 65236671, 195710013]

約数ペア:

[(1, 195710013), (3, 65236671), (9, 21745557), (19, 10300527), (23, 8509131), (27, 7248519), (57, 3433509), (69, 2836377), (81, 2416173), (97, 2017629), (171, 1144503), (207, 945459), (243, 805391), (291, 672543), (361, 542133), (437, 447849), (513, 381501), (621, 315153), (873, 224181), (1083, 180711), (1311, 149283), (1539, 127167), (1843, 106191), (1863, 105051), (2231, 87723), (2619, 74727), (3249, 60237), (3933, 49761), (4617, 42389), (5529, 35397), (5589, 35017), (6693, 29241), (7857, 24909), (8303, 23571), (9747, 20079), (11799, 16587)]