81068858

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{433}}^1$

素因数の和:846

約数の個数: 32

約数和(自身を含む): 138532800

約数和(自身を除く): 57463942

約数列:

[1, 2, 13, 19, 26, 38, 247, 379, 433, 494, 758, 866, 4927, 5629, 7201, 8227, 9854, 11258, 14402, 16454, 93613, 106951, 164107, 187226, 213902, 328214, 2133391, 3118033, 4266782, 6236066, 40534429, 81068858]

約数ペア:

[(1, 81068858), (2, 40534429), (13, 6236066), (19, 4266782), (26, 3118033), (38, 2133391), (247, 328214), (379, 213902), (433, 187226), (494, 164107), (758, 106951), (866, 93613), (4927, 16454), (5629, 14402), (7201, 11258), (8227, 9854)]