28808885

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 41029632

約数和(自身を除く): 12220747

約数列:

[1, 5, 7, 35, 47, 83, 211, 235, 329, 415, 581, 1055, 1477, 1645, 2905, 3901, 7385, 9917, 17513, 19505, 27307, 49585, 69419, 87565, 122591, 136535, 347095, 612955, 823111, 4115555, 5761777, 28808885]

約数ペア:

[(1, 28808885), (5, 5761777), (7, 4115555), (35, 823111), (47, 612955), (83, 347095), (211, 136535), (235, 122591), (329, 87565), (415, 69419), (581, 49585), (1055, 27307), (1477, 19505), (1645, 17513), (2905, 9917), (3901, 7385)]