219953139

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{19009}}^1$

素因数の和:19067

約数の個数: 32

約数和(自身を含む): 364992000

約数和(自身を除く): 145038861

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1653, 3857, 11571, 19009, 57027, 133063, 361171, 399189, 551261, 1083513, 1653783, 2528197, 3858827, 7584591, 10473959, 11576481, 31421877, 73317713, 219953139]

約数ペア:

[(1, 219953139), (3, 73317713), (7, 31421877), (19, 11576481), (21, 10473959), (29, 7584591), (57, 3858827), (87, 2528197), (133, 1653783), (203, 1083513), (399, 551261), (551, 399189), (609, 361171), (1653, 133063), (3857, 57027), (11571, 19009)]