140121026

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 221704560

約数和(自身を除く): 81583534

約数列:

[1, 2, 41, 61, 82, 109, 122, 218, 257, 514, 2501, 4469, 5002, 6649, 8938, 10537, 13298, 15677, 21074, 28013, 31354, 56026, 272609, 545218, 642757, 1148533, 1285514, 1708793, 2297066, 3417586, 70060513, 140121026]

約数ペア:

[(1, 140121026), (2, 70060513), (41, 3417586), (61, 2297066), (82, 1708793), (109, 1285514), (122, 1148533), (218, 642757), (257, 545218), (514, 272609), (2501, 56026), (4469, 31354), (5002, 28013), (6649, 21074), (8938, 15677), (10537, 13298)]