16981734

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:178

約数の個数: 96

約数和(自身を含む): 44323200

約数和(自身を除く): 27341466

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 59, 66, 77, 89, 98, 118, 147, 154, 177, 178, 231, 267, 294, 354, 413, 462, 534, 539, 623, 649, 826, 979, 1078, 1239, 1246, 1298, 1617, 1869, 1947, 1958, 2478, 2891, 2937, 3234, 3738, 3894, 4361, 4543, 5251, 5782, 5874, 6853, 8673, 8722, 9086, 10502, 13083, 13629, 13706, 15753, 17346, 20559, 26166, 27258, 31506, 31801, 36757, 41118, 47971, 57761, 63602, 73514, 95403, 95942, 110271, 115522, 143913, 173283, 190806, 220542, 257299, 287826, 346566, 404327, 514598, 771897, 808654, 1212981, 1543794, 2425962, 2830289, 5660578, 8490867, 16981734]

約数ペア:

[(1, 16981734), (2, 8490867), (3, 5660578), (6, 2830289), (7, 2425962), (11, 1543794), (14, 1212981), (21, 808654), (22, 771897), (33, 514598), (42, 404327), (49, 346566), (59, 287826), (66, 257299), (77, 220542), (89, 190806), (98, 173283), (118, 143913), (147, 115522), (154, 110271), (177, 95942), (178, 95403), (231, 73514), (267, 63602), (294, 57761), (354, 47971), (413, 41118), (462, 36757), (534, 31801), (539, 31506), (623, 27258), (649, 26166), (826, 20559), (979, 17346), (1078, 15753), (1239, 13706), (1246, 13629), (1298, 13083), (1617, 10502), (1869, 9086), (1947, 8722), (1958, 8673), (2478, 6853), (2891, 5874), (2937, 5782), (3234, 5251), (3738, 4543), (3894, 4361)]