28026425

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8429}}^1$

素因数の和:8465

約数の個数: 24

約数和(自身を含む): 41812800

約数和(自身を除く): 13786375

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 475, 665, 3325, 8429, 42145, 59003, 160151, 210725, 295015, 800755, 1121057, 1475075, 4003775, 5605285, 28026425]

約数ペア:

[(1, 28026425), (5, 5605285), (7, 4003775), (19, 1475075), (25, 1121057), (35, 800755), (95, 295015), (133, 210725), (175, 160151), (475, 59003), (665, 42145), (3325, 8429)]