244392057

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{907}}^1$

素因数の和:987

約数の個数: 72

約数和(自身を含む): 452140416

約数和(自身を除く): 207748359

約数列:

[1, 3, 7, 9, 13, 21, 39, 47, 49, 63, 91, 117, 141, 147, 273, 329, 423, 441, 611, 637, 819, 907, 987, 1833, 1911, 2303, 2721, 2961, 4277, 5499, 5733, 6349, 6909, 8163, 11791, 12831, 19047, 20727, 29939, 35373, 38493, 42629, 44443, 57141, 82537, 89817, 106119, 127887, 133329, 247611, 269451, 298403, 383661, 399987, 554177, 577759, 742833, 895209, 1662531, 1733277, 2088821, 2685627, 3879239, 4987593, 5199831, 6266463, 11637717, 18799389, 27154673, 34913151, 81464019, 244392057]

約数ペア:

[(1, 244392057), (3, 81464019), (7, 34913151), (9, 27154673), (13, 18799389), (21, 11637717), (39, 6266463), (47, 5199831), (49, 4987593), (63, 3879239), (91, 2685627), (117, 2088821), (141, 1733277), (147, 1662531), (273, 895209), (329, 742833), (423, 577759), (441, 554177), (611, 399987), (637, 383661), (819, 298403), (907, 269451), (987, 247611), (1833, 133329), (1911, 127887), (2303, 106119), (2721, 89817), (2961, 82537), (4277, 57141), (5499, 44443), (5733, 42629), (6349, 38493), (6909, 35373), (8163, 29939), (11791, 20727), (12831, 19047)]