216966178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{18503}}^1$

素因数の和:18570

約数の個数: 32

約数和(自身を含む): 391692672

約数和(自身を除く): 174726494

約数列:

[1, 2, 11, 13, 22, 26, 41, 82, 143, 286, 451, 533, 902, 1066, 5863, 11726, 18503, 37006, 203533, 240539, 407066, 481078, 758623, 1517246, 2645929, 5291858, 8344853, 9862099, 16689706, 19724198, 108483089, 216966178]

約数ペア:

[(1, 216966178), (2, 108483089), (11, 19724198), (13, 16689706), (22, 9862099), (26, 8344853), (41, 5291858), (82, 2645929), (143, 1517246), (286, 758623), (451, 481078), (533, 407066), (902, 240539), (1066, 203533), (5863, 37006), (11726, 18503)]