81016376

素因数分解:

$2^3\times 7^1\times {\mathrm{167}}^1\times {\mathrm{8663}}^1$

素因数の和:8843

約数の個数: 32

約数和(自身を含む): 174666240

約数和(自身を除く): 93649864

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 167, 334, 668, 1169, 1336, 2338, 4676, 8663, 9352, 17326, 34652, 60641, 69304, 121282, 242564, 485128, 1446721, 2893442, 5786884, 10127047, 11573768, 20254094, 40508188, 81016376]

約数ペア:

[(1, 81016376), (2, 40508188), (4, 20254094), (7, 11573768), (8, 10127047), (14, 5786884), (28, 2893442), (56, 1446721), (167, 485128), (334, 242564), (668, 121282), (1169, 69304), (1336, 60641), (2338, 34652), (4676, 17326), (8663, 9352)]