231696387

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{503}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 375717888

約数和(自身を除く): 144021501

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 127, 279, 381, 403, 503, 1143, 1209, 1509, 1651, 3627, 3937, 4527, 4953, 6539, 11811, 14859, 15593, 19617, 35433, 46779, 51181, 58851, 63881, 140337, 153543, 191643, 202709, 460629, 574929, 608127, 830453, 1824381, 1980311, 2491359, 5940933, 7474077, 17822799, 25744043, 77232129, 231696387]

約数ペア:

[(1, 231696387), (3, 77232129), (9, 25744043), (13, 17822799), (31, 7474077), (39, 5940933), (93, 2491359), (117, 1980311), (127, 1824381), (279, 830453), (381, 608127), (403, 574929), (503, 460629), (1143, 202709), (1209, 191643), (1509, 153543), (1651, 140337), (3627, 63881), (3937, 58851), (4527, 51181), (4953, 46779), (6539, 35433), (11811, 19617), (14859, 15593)]