180878877

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{16487}}^1$

素因数の和:16569

約数の個数: 24

約数和(自身を含む): 277789824

約数和(自身を除く): 96910947

約数列:

[1, 3, 9, 23, 53, 69, 159, 207, 477, 1219, 3657, 10971, 16487, 49461, 148383, 379201, 873811, 1137603, 2621433, 3412809, 7864299, 20097653, 60292959, 180878877]

約数ペア:

[(1, 180878877), (3, 60292959), (9, 20097653), (23, 7864299), (53, 3412809), (69, 2621433), (159, 1137603), (207, 873811), (477, 379201), (1219, 148383), (3657, 49461), (10971, 16487)]