90181742

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{461}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 157671360

約数和(自身を除く): 67489618

約数列:

[1, 2, 7, 14, 89, 157, 178, 314, 461, 623, 922, 1099, 1246, 2198, 3227, 6454, 13973, 27946, 41029, 72377, 82058, 97811, 144754, 195622, 287203, 506639, 574406, 1013278, 6441553, 12883106, 45090871, 90181742]

約数ペア:

[(1, 90181742), (2, 45090871), (7, 12883106), (14, 6441553), (89, 1013278), (157, 574406), (178, 506639), (314, 287203), (461, 195622), (623, 144754), (922, 97811), (1099, 82058), (1246, 72377), (2198, 41029), (3227, 27946), (6454, 13973)]