891249424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{33739}}^1$

素因数の和:33887

約数の個数: 40

約数和(自身を含む): 1874324480

約数和(自身を除く): 983075056

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 208, 254, 508, 1016, 1651, 2032, 3302, 6604, 13208, 26416, 33739, 67478, 134956, 269912, 438607, 539824, 877214, 1754428, 3508856, 4284853, 7017712, 8569706, 17139412, 34278824, 55703089, 68557648, 111406178, 222812356, 445624712, 891249424]

約数ペア:

[(1, 891249424), (2, 445624712), (4, 222812356), (8, 111406178), (13, 68557648), (16, 55703089), (26, 34278824), (52, 17139412), (104, 8569706), (127, 7017712), (208, 4284853), (254, 3508856), (508, 1754428), (1016, 877214), (1651, 539824), (2032, 438607), (3302, 269912), (6604, 134956), (13208, 67478), (26416, 33739)]