220719681

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89833}}^1$

素因数の和:89862

約数の個数: 32

約数和(自身を含む): 402456320

約数和(自身を除く): 181736639

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 89833, 269499, 628831, 808497, 1167829, 1886493, 2425491, 3503487, 5659479, 8174803, 10510461, 16978437, 24524409, 31531383, 73573227, 220719681]

約数ペア:

[(1, 220719681), (3, 73573227), (7, 31531383), (9, 24524409), (13, 16978437), (21, 10510461), (27, 8174803), (39, 5659479), (63, 3503487), (91, 2425491), (117, 1886493), (189, 1167829), (273, 808497), (351, 628831), (819, 269499), (2457, 89833)]