156957819

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 224985600

約数和(自身を除く): 68027781

約数列:

[1, 3, 23, 61, 69, 89, 183, 267, 419, 1257, 1403, 2047, 4209, 5429, 6141, 9637, 16287, 25559, 28911, 37291, 76677, 111873, 124867, 374601, 587857, 857693, 1763571, 2274751, 2573079, 6824253, 52319273, 156957819]

約数ペア:

[(1, 156957819), (3, 52319273), (23, 6824253), (61, 2573079), (69, 2274751), (89, 1763571), (183, 857693), (267, 587857), (419, 374601), (1257, 124867), (1403, 111873), (2047, 76677), (4209, 37291), (5429, 28911), (6141, 25559), (9637, 16287)]