211399245

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{587}}^1$

素因数の和:802

約数の個数: 48

約数和(自身を含む): 376451712

約数和(自身を除く): 165052467

約数列:

[1, 3, 5, 9, 15, 45, 53, 151, 159, 265, 453, 477, 587, 755, 795, 1359, 1761, 2265, 2385, 2935, 5283, 6795, 8003, 8805, 24009, 26415, 31111, 40015, 72027, 88637, 93333, 120045, 155555, 265911, 279999, 360135, 443185, 466665, 797733, 1329555, 1399995, 3988665, 4697761, 14093283, 23488805, 42279849, 70466415, 211399245]

約数ペア:

[(1, 211399245), (3, 70466415), (5, 42279849), (9, 23488805), (15, 14093283), (45, 4697761), (53, 3988665), (151, 1399995), (159, 1329555), (265, 797733), (453, 466665), (477, 443185), (587, 360135), (755, 279999), (795, 265911), (1359, 155555), (1761, 120045), (2265, 93333), (2385, 88637), (2935, 72027), (5283, 40015), (6795, 31111), (8003, 26415), (8805, 24009)]