199422879

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{541}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 291379200

約数和(自身を除く): 91956321

約数列:

[1, 3, 19, 29, 57, 87, 223, 541, 551, 669, 1623, 1653, 4237, 6467, 10279, 12711, 15689, 19401, 30837, 47067, 120643, 122873, 298091, 361929, 368619, 894273, 2292217, 3498647, 6876651, 10495941, 66474293, 199422879]

約数ペア:

[(1, 199422879), (3, 66474293), (19, 10495941), (29, 6876651), (57, 3498647), (87, 2292217), (223, 894273), (541, 368619), (551, 361929), (669, 298091), (1623, 122873), (1653, 120643), (4237, 47067), (6467, 30837), (10279, 19401), (12711, 15689)]