138571199

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{541}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 169364160

約数和(自身を除く): 30792961

約数列:

[1, 13, 17, 19, 61, 221, 247, 323, 541, 793, 1037, 1159, 4199, 7033, 9197, 10279, 13481, 15067, 19703, 33001, 119561, 133627, 174743, 256139, 429013, 561017, 627019, 2271659, 7293221, 8151247, 10659323, 138571199]

約数ペア:

[(1, 138571199), (13, 10659323), (17, 8151247), (19, 7293221), (61, 2271659), (221, 627019), (247, 561017), (323, 429013), (541, 256139), (793, 174743), (1037, 133627), (1159, 119561), (4199, 33001), (7033, 19703), (9197, 15067), (10279, 13481)]