1217996913

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1\times {\mathrm{3359}}^1$

素因数の和:3957

約数の個数: 32

約数和(自身を含む): 1919877120

約数和(自身を除く): 701880207

約数列:

[1, 3, 7, 21, 31, 93, 217, 557, 651, 1671, 3359, 3899, 10077, 11697, 17267, 23513, 51801, 70539, 104129, 120869, 312387, 362607, 728903, 1870963, 2186709, 5612889, 13096741, 39290223, 57999853, 173999559, 405998971, 1217996913]

約数ペア:

[(1, 1217996913), (3, 405998971), (7, 173999559), (21, 57999853), (31, 39290223), (93, 13096741), (217, 5612889), (557, 2186709), (651, 1870963), (1671, 728903), (3359, 362607), (3899, 312387), (10077, 120869), (11697, 104129), (17267, 70539), (23513, 51801)]