123689646

素因数分解:

$2^1\times 3^3\times {\mathrm{107}}^1\times {\mathrm{21407}}^1$

素因数の和:21525

約数の個数: 32

約数和(自身を含む): 277447680

約数和(自身を除く): 153758034

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 107, 214, 321, 642, 963, 1926, 2889, 5778, 21407, 42814, 64221, 128442, 192663, 385326, 577989, 1155978, 2290549, 4581098, 6871647, 13743294, 20614941, 41229882, 61844823, 123689646]

約数ペア:

[(1, 123689646), (2, 61844823), (3, 41229882), (6, 20614941), (9, 13743294), (18, 6871647), (27, 4581098), (54, 2290549), (107, 1155978), (214, 577989), (321, 385326), (642, 192663), (963, 128442), (1926, 64221), (2889, 42814), (5778, 21407)]