2143148724

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{81439}}^1$

素因数の和:81509

約数の個数: 72

約数和(自身を含む): 5869543680

約数和(自身を除く): 3726394956

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 43, 51, 68, 86, 102, 129, 153, 172, 204, 258, 306, 387, 516, 612, 731, 774, 1462, 1548, 2193, 2924, 4386, 6579, 8772, 13158, 26316, 81439, 162878, 244317, 325756, 488634, 732951, 977268, 1384463, 1465902, 2768926, 2931804, 3501877, 4153389, 5537852, 7003754, 8306778, 10505631, 12460167, 14007508, 16613556, 21011262, 24920334, 31516893, 42022524, 49840668, 59531909, 63033786, 119063818, 126067572, 178595727, 238127636, 357191454, 535787181, 714382908, 1071574362, 2143148724]

約数ペア:

[(1, 2143148724), (2, 1071574362), (3, 714382908), (4, 535787181), (6, 357191454), (9, 238127636), (12, 178595727), (17, 126067572), (18, 119063818), (34, 63033786), (36, 59531909), (43, 49840668), (51, 42022524), (68, 31516893), (86, 24920334), (102, 21011262), (129, 16613556), (153, 14007508), (172, 12460167), (204, 10505631), (258, 8306778), (306, 7003754), (387, 5537852), (516, 4153389), (612, 3501877), (731, 2931804), (774, 2768926), (1462, 1465902), (1548, 1384463), (2193, 977268), (2924, 732951), (4386, 488634), (6579, 325756), (8772, 244317), (13158, 162878), (26316, 81439)]