127928451

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 210076416

約数和(自身を除く): 82147965

約数列:

[1, 3, 7, 17, 21, 51, 107, 119, 197, 289, 321, 357, 591, 749, 867, 1379, 1819, 2023, 2247, 3349, 4137, 5457, 6069, 10047, 12733, 21079, 23443, 30923, 38199, 56933, 63237, 70329, 92769, 147553, 170799, 216461, 358343, 398531, 442659, 649383, 1075029, 1195593, 2508401, 6091831, 7525203, 18275493, 42642817, 127928451]

約数ペア:

[(1, 127928451), (3, 42642817), (7, 18275493), (17, 7525203), (21, 6091831), (51, 2508401), (107, 1195593), (119, 1075029), (197, 649383), (289, 442659), (321, 398531), (357, 358343), (591, 216461), (749, 170799), (867, 147553), (1379, 92769), (1819, 70329), (2023, 63237), (2247, 56933), (3349, 38199), (4137, 30923), (5457, 23443), (6069, 21079), (10047, 12733)]