1490694515

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{212501}}^1$

素因数の和:212590

約数の個数: 16

約数和(自身を含む): 1897217856

約数和(自身を除く): 406523341

約数列:

[1, 5, 23, 61, 115, 305, 1403, 7015, 212501, 1062505, 4887523, 12962561, 24437615, 64812805, 298138903, 1490694515]

約数ペア:

[(1, 1490694515), (5, 298138903), (23, 64812805), (61, 24437615), (115, 12962561), (305, 4887523), (1403, 1062505), (7015, 212501)]