172920496

素因数分解:

$2^4\times 7^1\times {\mathrm{397}}^1\times {\mathrm{3889}}^1$

素因数の和:4301

約数の個数: 40

約数和(自身を含む): 383958560

約数和(自身を除く): 211038064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 397, 794, 1588, 2779, 3176, 3889, 5558, 6352, 7778, 11116, 15556, 22232, 27223, 31112, 44464, 54446, 62224, 108892, 217784, 435568, 1543933, 3087866, 6175732, 10807531, 12351464, 21615062, 24702928, 43230124, 86460248, 172920496]

約数ペア:

[(1, 172920496), (2, 86460248), (4, 43230124), (7, 24702928), (8, 21615062), (14, 12351464), (16, 10807531), (28, 6175732), (56, 3087866), (112, 1543933), (397, 435568), (794, 217784), (1588, 108892), (2779, 62224), (3176, 54446), (3889, 44464), (5558, 31112), (6352, 27223), (7778, 22232), (11116, 15556)]