978168705

素因数分解:

$3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{400069}}^1$

素因数の和:400240

約数の個数: 16

約数和(自身を含む): 1574675520

約数和(自身を除く): 596506815

約数列:

[1, 3, 5, 15, 163, 489, 815, 2445, 400069, 1200207, 2000345, 6001035, 65211247, 195633741, 326056235, 978168705]

約数ペア:

[(1, 978168705), (3, 326056235), (5, 195633741), (15, 65211247), (163, 6001035), (489, 2000345), (815, 1200207), (2445, 400069)]