74949975

素因数分解:

$3^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{3001}}^1$

素因数の和:3057

約数の個数: 48

約数和(自身を含む): 141454240

約数和(自身を除く): 66504265

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 75, 111, 135, 185, 225, 333, 555, 675, 925, 999, 1665, 2775, 3001, 4995, 8325, 9003, 15005, 24975, 27009, 45015, 75025, 81027, 111037, 135045, 225075, 333111, 405135, 555185, 675225, 999333, 1665555, 2025675, 2775925, 2997999, 4996665, 8327775, 14989995, 24983325, 74949975]

約数ペア:

[(1, 74949975), (3, 24983325), (5, 14989995), (9, 8327775), (15, 4996665), (25, 2997999), (27, 2775925), (37, 2025675), (45, 1665555), (75, 999333), (111, 675225), (135, 555185), (185, 405135), (225, 333111), (333, 225075), (555, 135045), (675, 111037), (925, 81027), (999, 75025), (1665, 45015), (2775, 27009), (3001, 24975), (4995, 15005), (8325, 9003)]