180784107

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{7949}}^1$

素因数の和:8000

約数の個数: 36

約数和(自身を含む): 315010800

約数和(自身を除く): 134226693

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 361, 399, 1083, 1197, 2527, 3249, 7581, 7949, 22743, 23847, 55643, 71541, 151031, 166929, 453093, 500787, 1057217, 1359279, 2869589, 3171651, 8608767, 9514953, 20087123, 25826301, 60261369, 180784107]

約数ペア:

[(1, 180784107), (3, 60261369), (7, 25826301), (9, 20087123), (19, 9514953), (21, 8608767), (57, 3171651), (63, 2869589), (133, 1359279), (171, 1057217), (361, 500787), (399, 453093), (1083, 166929), (1197, 151031), (2527, 71541), (3249, 55643), (7581, 23847), (7949, 22743)]