81485726

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{829}}^1$

素因数の和:921

約数の個数: 48

約数和(自身を含む): 153284400

約数和(自身を除く): 71798674

約数列:

[1, 2, 7, 14, 17, 34, 49, 59, 98, 118, 119, 238, 413, 826, 829, 833, 1003, 1658, 1666, 2006, 2891, 5782, 5803, 7021, 11606, 14042, 14093, 28186, 40621, 48911, 49147, 81242, 97822, 98294, 98651, 197302, 342377, 684754, 690557, 831487, 1381114, 1662974, 2396639, 4793278, 5820409, 11640818, 40742863, 81485726]

約数ペア:

[(1, 81485726), (2, 40742863), (7, 11640818), (14, 5820409), (17, 4793278), (34, 2396639), (49, 1662974), (59, 1381114), (98, 831487), (118, 690557), (119, 684754), (238, 342377), (413, 197302), (826, 98651), (829, 98294), (833, 97822), (1003, 81242), (1658, 49147), (1666, 48911), (2006, 40621), (2891, 28186), (5782, 14093), (5803, 14042), (7021, 11606)]