138430427139

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{419}}^1\times {\mathrm{86783}}^1$

素因数の和:87261

約数の個数: 40

約数和(自身を含む): 211697418240

約数和(自身を除く): 73266991101

約数列:

[1, 3, 9, 27, 47, 81, 141, 419, 423, 1257, 1269, 3771, 3807, 11313, 19693, 33939, 59079, 86783, 177237, 260349, 531711, 781047, 1595133, 2343141, 4078801, 7029423, 12236403, 36362077, 36709209, 109086231, 110127627, 327258693, 330382881, 981776079, 1709017619, 2945328237, 5127052857, 15381158571, 46143475713, 138430427139]

約数ペア:

[(1, 138430427139), (3, 46143475713), (9, 15381158571), (27, 5127052857), (47, 2945328237), (81, 1709017619), (141, 981776079), (419, 330382881), (423, 327258693), (1257, 110127627), (1269, 109086231), (3771, 36709209), (3807, 36362077), (11313, 12236403), (19693, 7029423), (33939, 4078801), (59079, 2343141), (86783, 1595133), (177237, 781047), (260349, 531711)]