28994775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{22741}}^1$

素因数の和:22771

約数の個数: 24

約数和(自身を含む): 50760144

約数和(自身を除く): 21765369

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 22741, 68223, 113705, 341115, 386597, 568525, 1159791, 1705575, 1932985, 5798955, 9664925, 28994775]

約数ペア:

[(1, 28994775), (3, 9664925), (5, 5798955), (15, 1932985), (17, 1705575), (25, 1159791), (51, 568525), (75, 386597), (85, 341115), (255, 113705), (425, 68223), (1275, 22741)]