1660555971

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{6737}}^1$

素因数の和:6945

約数の個数: 40

約数和(自身を含む): 2641565520

約数和(自身を除く): 981009549

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 179, 459, 537, 1377, 1611, 3043, 4833, 6737, 9129, 14499, 20211, 27387, 60633, 82161, 114529, 181899, 246483, 343587, 545697, 1030761, 1205923, 3092283, 3617769, 9276849, 10853307, 20500691, 32559921, 61502073, 97679763, 184506219, 553518657, 1660555971]

約数ペア:

[(1, 1660555971), (3, 553518657), (9, 184506219), (17, 97679763), (27, 61502073), (51, 32559921), (81, 20500691), (153, 10853307), (179, 9276849), (459, 3617769), (537, 3092283), (1377, 1205923), (1611, 1030761), (3043, 545697), (4833, 343587), (6737, 246483), (9129, 181899), (14499, 114529), (20211, 82161), (27387, 60633)]