15993783

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{613}}^1$

素因数の和:855

約数の個数: 24

約数和(自身を含む): 25031552

約数和(自身を除く): 9037769

約数列:

[1, 3, 9, 13, 39, 117, 223, 613, 669, 1839, 2007, 2899, 5517, 7969, 8697, 23907, 26091, 71721, 136699, 410097, 1230291, 1777087, 5331261, 15993783]

約数ペア:

[(1, 15993783), (3, 5331261), (9, 1777087), (13, 1230291), (39, 410097), (117, 136699), (223, 71721), (613, 26091), (669, 23907), (1839, 8697), (2007, 7969), (2899, 5517)]