81437436

素因数分解:

$2^2\times 3^2\times {\mathrm{197}}^1\times {\mathrm{11483}}^1$

素因数の和:11690

約数の個数: 36

約数和(自身を含む): 206918712

約数和(自身を除く): 125481276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 197, 394, 591, 788, 1182, 1773, 2364, 3546, 7092, 11483, 22966, 34449, 45932, 68898, 103347, 137796, 206694, 413388, 2262151, 4524302, 6786453, 9048604, 13572906, 20359359, 27145812, 40718718, 81437436]

約数ペア:

[(1, 81437436), (2, 40718718), (3, 27145812), (4, 20359359), (6, 13572906), (9, 9048604), (12, 6786453), (18, 4524302), (36, 2262151), (197, 413388), (394, 206694), (591, 137796), (788, 103347), (1182, 68898), (1773, 45932), (2364, 34449), (3546, 22966), (7092, 11483)]