66540078

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:390

約数の個数: 72

約数和(自身を含む): 160340544

約数和(自身を除く): 93800466

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 137, 198, 223, 242, 274, 363, 411, 446, 669, 726, 822, 1089, 1233, 1338, 1507, 2007, 2178, 2453, 2466, 3014, 4014, 4521, 4906, 7359, 9042, 13563, 14718, 16577, 22077, 26983, 27126, 30551, 33154, 44154, 49731, 53966, 61102, 80949, 91653, 99462, 149193, 161898, 183306, 242847, 274959, 298386, 336061, 485694, 549918, 672122, 1008183, 2016366, 3024549, 3696671, 6049098, 7393342, 11090013, 22180026, 33270039, 66540078]

約数ペア:

[(1, 66540078), (2, 33270039), (3, 22180026), (6, 11090013), (9, 7393342), (11, 6049098), (18, 3696671), (22, 3024549), (33, 2016366), (66, 1008183), (99, 672122), (121, 549918), (137, 485694), (198, 336061), (223, 298386), (242, 274959), (274, 242847), (363, 183306), (411, 161898), (446, 149193), (669, 99462), (726, 91653), (822, 80949), (1089, 61102), (1233, 53966), (1338, 49731), (1507, 44154), (2007, 33154), (2178, 30551), (2453, 27126), (2466, 26983), (3014, 22077), (4014, 16577), (4521, 14718), (4906, 13563), (7359, 9042)]