128517634

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{1217}}^1$

素因数の和:1642

約数の個数: 32

約数和(自身を含む): 232686720

約数和(自身を除く): 104169086

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 397, 794, 1217, 2434, 2779, 5558, 7543, 8519, 15086, 17038, 23123, 46246, 52801, 105602, 161861, 323722, 483149, 966298, 3382043, 6764086, 9179831, 18359662, 64258817, 128517634]

約数ペア:

[(1, 128517634), (2, 64258817), (7, 18359662), (14, 9179831), (19, 6764086), (38, 3382043), (133, 966298), (266, 483149), (397, 323722), (794, 161861), (1217, 105602), (2434, 52801), (2779, 46246), (5558, 23123), (7543, 17038), (8519, 15086)]