4889455

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:147

約数の個数: 32

約数和(自身を含む): 6749568

約数和(自身を除く): 1860113

約数列:

[1, 5, 17, 23, 41, 61, 85, 115, 205, 305, 391, 697, 943, 1037, 1403, 1955, 2501, 3485, 4715, 5185, 7015, 12505, 16031, 23851, 42517, 57523, 80155, 119255, 212585, 287615, 977891, 4889455]

約数ペア:

[(1, 4889455), (5, 977891), (17, 287615), (23, 212585), (41, 119255), (61, 80155), (85, 57523), (115, 42517), (205, 23851), (305, 16031), (391, 12505), (697, 7015), (943, 5185), (1037, 4715), (1403, 3485), (1955, 2501)]