71607921

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{28181}}^1$

素因数の和:28213

約数の個数: 24

約数和(自身を含む): 119942592

約数和(自身を除く): 48334671

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 28181, 84543, 197267, 309991, 591801, 929973, 2169937, 3409901, 6509811, 10229703, 23869307, 71607921]

約数ペア:

[(1, 71607921), (3, 23869307), (7, 10229703), (11, 6509811), (21, 3409901), (33, 2169937), (77, 929973), (121, 591801), (231, 309991), (363, 197267), (847, 84543), (2541, 28181)]