17967683721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{74827}}^1$

素因数の和:75021

約数の個数: 32

約数和(自身を含む): 26550171648

約数和(自身を除く): 8582487927

約数列:

[1, 3, 13, 39, 47, 131, 141, 393, 611, 1703, 1833, 5109, 6157, 18471, 74827, 80041, 224481, 240123, 972751, 2918253, 3516869, 9802337, 10550607, 29407011, 45719297, 127430381, 137157891, 382291143, 460709839, 1382129517, 5989227907, 17967683721]

約数ペア:

[(1, 17967683721), (3, 5989227907), (13, 1382129517), (39, 460709839), (47, 382291143), (131, 137157891), (141, 127430381), (393, 45719297), (611, 29407011), (1703, 10550607), (1833, 9802337), (5109, 3516869), (6157, 2918253), (18471, 972751), (74827, 240123), (80041, 224481)]