1342140639

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{571}}^1$

素因数の和:780

約数の個数: 64

約数和(自身を含む): 2222837760

約数和(自身を除く): 880697121

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 137, 301, 399, 411, 571, 817, 903, 959, 1713, 2451, 2603, 2877, 3997, 5719, 5891, 7809, 10849, 11991, 17157, 17673, 18221, 24553, 32547, 41237, 54663, 73659, 75943, 78227, 111929, 123711, 171871, 227829, 234681, 335787, 466507, 515613, 547589, 783503, 1399521, 1486313, 1642767, 2350509, 3265549, 3363761, 4458939, 9796647, 10091283, 10404191, 23546327, 31212573, 63911459, 70638981, 191734377, 447380213, 1342140639]

約数ペア:

[(1, 1342140639), (3, 447380213), (7, 191734377), (19, 70638981), (21, 63911459), (43, 31212573), (57, 23546327), (129, 10404191), (133, 10091283), (137, 9796647), (301, 4458939), (399, 3363761), (411, 3265549), (571, 2350509), (817, 1642767), (903, 1486313), (959, 1399521), (1713, 783503), (2451, 547589), (2603, 515613), (2877, 466507), (3997, 335787), (5719, 234681), (5891, 227829), (7809, 171871), (10849, 123711), (11991, 111929), (17157, 78227), (17673, 75943), (18221, 73659), (24553, 54663), (32547, 41237)]