99889407

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{421}}^1\times {\mathrm{643}}^1$

素因数の和:1111

約数の個数: 24

約数和(自身を含む): 148385328

約数和(自身を除く): 48495921

約数列:

[1, 3, 9, 41, 123, 369, 421, 643, 1263, 1929, 3789, 5787, 17261, 26363, 51783, 79089, 155349, 237267, 270703, 812109, 2436327, 11098823, 33296469, 99889407]

約数ペア:

[(1, 99889407), (3, 33296469), (9, 11098823), (41, 2436327), (123, 812109), (369, 270703), (421, 237267), (643, 155349), (1263, 79089), (1929, 51783), (3789, 26363), (5787, 17261)]