12312981

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3499}}^1$

素因数の和:3545

約数の個数: 24

約数和(自身を含む): 19656000

約数和(自身を除く): 7343019

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3499, 3519, 10497, 31491, 59483, 80477, 178449, 241431, 535347, 724293, 1368109, 4104327, 12312981]

約数ペア:

[(1, 12312981), (3, 4104327), (9, 1368109), (17, 724293), (23, 535347), (51, 241431), (69, 178449), (153, 80477), (207, 59483), (391, 31491), (1173, 10497), (3499, 3519)]