1215672651

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{7643}}^1$

素因数の和:7832

約数の個数: 32

約数和(自身を含む): 1856574720

約数和(自身を除く): 640902069

約数列:

[1, 3, 9, 27, 43, 129, 137, 387, 411, 1161, 1233, 3699, 5891, 7643, 17673, 22929, 53019, 68787, 159057, 206361, 328649, 985947, 1047091, 2957841, 3141273, 8873523, 9423819, 28271457, 45024913, 135074739, 405224217, 1215672651]

約数ペア:

[(1, 1215672651), (3, 405224217), (9, 135074739), (27, 45024913), (43, 28271457), (129, 9423819), (137, 8873523), (387, 3141273), (411, 2957841), (1161, 1047091), (1233, 985947), (3699, 328649), (5891, 206361), (7643, 159057), (17673, 68787), (22929, 53019)]