28716375

素因数分解:

$3^1\times 5^3\times {\mathrm{73}}^1\times {\mathrm{1049}}^1$

素因数の和:1140

約数の個数: 32

約数和(自身を含む): 48484800

約数和(自身を除く): 19768425

約数列:

[1, 3, 5, 15, 25, 73, 75, 125, 219, 365, 375, 1049, 1095, 1825, 3147, 5245, 5475, 9125, 15735, 26225, 27375, 76577, 78675, 131125, 229731, 382885, 393375, 1148655, 1914425, 5743275, 9572125, 28716375]

約数ペア:

[(1, 28716375), (3, 9572125), (5, 5743275), (15, 1914425), (25, 1148655), (73, 393375), (75, 382885), (125, 229731), (219, 131125), (365, 78675), (375, 76577), (1049, 27375), (1095, 26225), (1825, 15735), (3147, 9125), (5245, 5475)]