28904675

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2957}}^1$

素因数の和:3007

約数の個数: 24

約数和(自身を含む): 39613536

約数和(自身を除く): 10708861

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 575, 1955, 2957, 9775, 14785, 50269, 68011, 73925, 251345, 340055, 1156187, 1256725, 1700275, 5780935, 28904675]

約数ペア:

[(1, 28904675), (5, 5780935), (17, 1700275), (23, 1256725), (25, 1156187), (85, 340055), (115, 251345), (391, 73925), (425, 68011), (575, 50269), (1955, 14785), (2957, 9775)]