219528044

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{3491}}^1$

素因数の和:3773

約数の個数: 24

約数和(自身を含む): 391104000

約数和(自身を除く): 171575956

約数列:

[1, 2, 4, 79, 158, 199, 316, 398, 796, 3491, 6982, 13964, 15721, 31442, 62884, 275789, 551578, 694709, 1103156, 1389418, 2778836, 54882011, 109764022, 219528044]

約数ペア:

[(1, 219528044), (2, 109764022), (4, 54882011), (79, 2778836), (158, 1389418), (199, 1103156), (316, 694709), (398, 551578), (796, 275789), (3491, 62884), (6982, 31442), (13964, 15721)]