211399012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{691}}^1$

素因数の和:1132

約数の個数: 48

約数和(自身を含む): 428984640

約数和(自身を除く): 217585628

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 409, 691, 748, 818, 1382, 1636, 2764, 4499, 6953, 7601, 8998, 11747, 13906, 15202, 17996, 23494, 27812, 30404, 46988, 76483, 129217, 152966, 258434, 282619, 305932, 516868, 565238, 1130476, 3108809, 4804523, 6217618, 9609046, 12435236, 19218092, 52849753, 105699506, 211399012]

約数ペア:

[(1, 211399012), (2, 105699506), (4, 52849753), (11, 19218092), (17, 12435236), (22, 9609046), (34, 6217618), (44, 4804523), (68, 3108809), (187, 1130476), (374, 565238), (409, 516868), (691, 305932), (748, 282619), (818, 258434), (1382, 152966), (1636, 129217), (2764, 76483), (4499, 46988), (6953, 30404), (7601, 27812), (8998, 23494), (11747, 17996), (13906, 15202)]