47830425

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{21991}}^1$

素因数の和:22033

約数の個数: 24

約数和(自身を含む): 81810240

約数和(自身を除く): 33979815

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 435, 725, 2175, 21991, 65973, 109955, 329865, 549775, 637739, 1649325, 1913217, 3188695, 9566085, 15943475, 47830425]

約数ペア:

[(1, 47830425), (3, 15943475), (5, 9566085), (15, 3188695), (25, 1913217), (29, 1649325), (75, 637739), (87, 549775), (145, 329865), (435, 109955), (725, 65973), (2175, 21991)]