81614806

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{8461}}^1$

素因数の和:8536

約数の個数: 32

約数和(自身を含む): 153534528

約数和(自身を除く): 71919722

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 182, 371, 689, 742, 1378, 4823, 8461, 9646, 16922, 59227, 109993, 118454, 219986, 448433, 769951, 896866, 1539902, 3139031, 5829629, 6278062, 11659258, 40807403, 81614806]

約数ペア:

[(1, 81614806), (2, 40807403), (7, 11659258), (13, 6278062), (14, 5829629), (26, 3139031), (53, 1539902), (91, 896866), (106, 769951), (182, 448433), (371, 219986), (689, 118454), (742, 109993), (1378, 59227), (4823, 16922), (8461, 9646)]