138858018

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1780231}}^1$

素因数の和:1780249

約数の個数: 16

約数和(自身を含む): 299078976

約数和(自身を除く): 160220958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1780231, 3560462, 5340693, 10681386, 23143003, 46286006, 69429009, 138858018]

約数ペア:

[(1, 138858018), (2, 69429009), (3, 46286006), (6, 23143003), (13, 10681386), (26, 5340693), (39, 3560462), (78, 1780231)]