55213767

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 96445440

約数和(自身を除く): 41231673

約数列:

[1, 3, 7, 9, 21, 29, 47, 63, 87, 141, 203, 261, 329, 423, 609, 643, 987, 1363, 1827, 1929, 2961, 4089, 4501, 5787, 9541, 12267, 13503, 18647, 28623, 30221, 40509, 55941, 85869, 90663, 130529, 167823, 211547, 271989, 391587, 634641, 876409, 1174761, 1903923, 2629227, 6134863, 7887681, 18404589, 55213767]

約数ペア:

[(1, 55213767), (3, 18404589), (7, 7887681), (9, 6134863), (21, 2629227), (29, 1903923), (47, 1174761), (63, 876409), (87, 634641), (141, 391587), (203, 271989), (261, 211547), (329, 167823), (423, 130529), (609, 90663), (643, 85869), (987, 55941), (1363, 40509), (1827, 30221), (1929, 28623), (2961, 18647), (4089, 13503), (4501, 12267), (5787, 9541)]