212804963

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 265006080

約数和(自身を除く): 52201117

約数列:

[1, 7, 17, 71, 89, 119, 283, 497, 623, 1207, 1513, 1981, 4811, 6319, 8449, 10591, 20093, 25187, 33677, 44233, 107423, 140651, 176309, 341581, 428179, 751961, 1788277, 2391067, 2997253, 12517939, 30400709, 212804963]

約数ペア:

[(1, 212804963), (7, 30400709), (17, 12517939), (71, 2997253), (89, 2391067), (119, 1788277), (283, 751961), (497, 428179), (623, 341581), (1207, 176309), (1513, 140651), (1981, 107423), (4811, 44233), (6319, 33677), (8449, 25187), (10591, 20093)]