71679916

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{21157}}^1$

素因数の和:21190

約数の個数: 36

約数和(自身を含む): 157584784

約数和(自身を除く): 85904868

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 21157, 42314, 84628, 148099, 232727, 296198, 465454, 592396, 930908, 1629089, 2559997, 3258178, 5119994, 6516356, 10239988, 17919979, 35839958, 71679916]

約数ペア:

[(1, 71679916), (2, 35839958), (4, 17919979), (7, 10239988), (11, 6516356), (14, 5119994), (22, 3258178), (28, 2559997), (44, 1629089), (77, 930908), (121, 592396), (154, 465454), (242, 296198), (308, 232727), (484, 148099), (847, 84628), (1694, 42314), (3388, 21157)]