28601175

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{20071}}^1$

素因数の和:20103

約数の個数: 24

約数和(自身を含む): 49778560

約数和(自身を除く): 21177385

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 20071, 60213, 100355, 301065, 381349, 501775, 1144047, 1505325, 1906745, 5720235, 9533725, 28601175]

約数ペア:

[(1, 28601175), (3, 9533725), (5, 5720235), (15, 1906745), (19, 1505325), (25, 1144047), (57, 501775), (75, 381349), (95, 301065), (285, 100355), (475, 60213), (1425, 20071)]