211045510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{2657}}^1$

素因数の和:2737

約数の個数: 48

約数和(自身を含む): 420261696

約数和(自身を除く): 209216186

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 169, 235, 338, 470, 611, 845, 1222, 1690, 2657, 3055, 5314, 6110, 7943, 13285, 15886, 26570, 34541, 39715, 69082, 79430, 124879, 172705, 249758, 345410, 449033, 624395, 898066, 1248790, 1623427, 2245165, 3246854, 4490330, 8117135, 16234270, 21104551, 42209102, 105522755, 211045510]

約数ペア:

[(1, 211045510), (2, 105522755), (5, 42209102), (10, 21104551), (13, 16234270), (26, 8117135), (47, 4490330), (65, 3246854), (94, 2245165), (130, 1623427), (169, 1248790), (235, 898066), (338, 624395), (470, 449033), (611, 345410), (845, 249758), (1222, 172705), (1690, 124879), (2657, 79430), (3055, 69082), (5314, 39715), (6110, 34541), (7943, 26570), (13285, 15886)]