81377154

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{433}}^1$

素因数の和:691

約数の個数: 48

約数和(自身を含む): 180972792

約数和(自身を除く): 99595638

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 197, 318, 394, 433, 477, 591, 866, 954, 1182, 1299, 1773, 2598, 3546, 3897, 7794, 10441, 20882, 22949, 31323, 45898, 62646, 68847, 85301, 93969, 137694, 170602, 187938, 206541, 255903, 413082, 511806, 767709, 1535418, 4520953, 9041906, 13562859, 27125718, 40688577, 81377154]

約数ペア:

[(1, 81377154), (2, 40688577), (3, 27125718), (6, 13562859), (9, 9041906), (18, 4520953), (53, 1535418), (106, 767709), (159, 511806), (197, 413082), (318, 255903), (394, 206541), (433, 187938), (477, 170602), (591, 137694), (866, 93969), (954, 85301), (1182, 68847), (1299, 62646), (1773, 45898), (2598, 31323), (3546, 22949), (3897, 20882), (7794, 10441)]