161379516

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{2099}}^1$

素因数の和:2298

約数の個数: 48

約数和(自身を含む): 388080000

約数和(自身を除く): 226700484

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 149, 172, 258, 298, 447, 516, 596, 894, 1788, 2099, 4198, 6297, 6407, 8396, 12594, 12814, 19221, 25188, 25628, 38442, 76884, 90257, 180514, 270771, 312751, 361028, 541542, 625502, 938253, 1083084, 1251004, 1876506, 3753012, 13448293, 26896586, 40344879, 53793172, 80689758, 161379516]

約数ペア:

[(1, 161379516), (2, 80689758), (3, 53793172), (4, 40344879), (6, 26896586), (12, 13448293), (43, 3753012), (86, 1876506), (129, 1251004), (149, 1083084), (172, 938253), (258, 625502), (298, 541542), (447, 361028), (516, 312751), (596, 270771), (894, 180514), (1788, 90257), (2099, 76884), (4198, 38442), (6297, 25628), (6407, 25188), (8396, 19221), (12594, 12814)]