196903503

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{75703}}^1$

素因数の和:75743

約数の個数: 18

約数和(自身を含む): 302134664

約数和(自身を除く): 105231161

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 75703, 227109, 681327, 1286951, 3860853, 11582559, 21878167, 65634501, 196903503]

約数ペア:

[(1, 196903503), (3, 65634501), (9, 21878167), (17, 11582559), (51, 3860853), (153, 1286951), (289, 681327), (867, 227109), (2601, 75703)]