212716364

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1459}}^1$

素因数の和:1638

約数の個数: 48

約数和(自身を含む): 439541760

約数和(自身を除く): 226825396

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 127, 164, 254, 287, 508, 574, 889, 1148, 1459, 1778, 2918, 3556, 5207, 5836, 10213, 10414, 20426, 20828, 36449, 40852, 59819, 72898, 119638, 145796, 185293, 239276, 370586, 418733, 741172, 837466, 1297051, 1674932, 2594102, 5188204, 7597013, 15194026, 30388052, 53179091, 106358182, 212716364]

約数ペア:

[(1, 212716364), (2, 106358182), (4, 53179091), (7, 30388052), (14, 15194026), (28, 7597013), (41, 5188204), (82, 2594102), (127, 1674932), (164, 1297051), (254, 837466), (287, 741172), (508, 418733), (574, 370586), (889, 239276), (1148, 185293), (1459, 145796), (1778, 119638), (2918, 72898), (3556, 59819), (5207, 40852), (5836, 36449), (10213, 20828), (10414, 20426)]