16115979

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 24558336

約数和(自身を除く): 8442357

約数列:

[1, 3, 11, 33, 37, 67, 111, 197, 201, 407, 591, 737, 1221, 2167, 2211, 2479, 6501, 7289, 7437, 13199, 21867, 27269, 39597, 80179, 81807, 145189, 240537, 435567, 488363, 1465089, 5371993, 16115979]

約数ペア:

[(1, 16115979), (3, 5371993), (11, 1465089), (33, 488363), (37, 435567), (67, 240537), (111, 145189), (197, 81807), (201, 80179), (407, 39597), (591, 27269), (737, 21867), (1221, 13199), (2167, 7437), (2211, 7289), (2479, 6501)]