1921262225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{57223}}^1$

素因数の和:57329

約数の個数: 24

約数和(自身を含む): 2554479360

約数和(自身を除く): 633217135

約数列:

[1, 5, 17, 25, 79, 85, 395, 425, 1343, 1975, 6715, 33575, 57223, 286115, 972791, 1430575, 4520617, 4863955, 22603085, 24319775, 76850489, 113015425, 384252445, 1921262225]

約数ペア:

[(1, 1921262225), (5, 384252445), (17, 113015425), (25, 76850489), (79, 24319775), (85, 22603085), (395, 4863955), (425, 4520617), (1343, 1430575), (1975, 972791), (6715, 286115), (33575, 57223)]