51173775

素因数分解:

$3^4\times 5^2\times {\mathrm{37}}^1\times {\mathrm{683}}^1$

素因数の和:742

約数の個数: 60

約数和(自身を含む): 97495992

約数和(自身を除く): 46322217

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 75, 81, 111, 135, 185, 225, 333, 405, 555, 675, 683, 925, 999, 1665, 2025, 2049, 2775, 2997, 3415, 4995, 6147, 8325, 10245, 14985, 17075, 18441, 24975, 25271, 30735, 51225, 55323, 74925, 75813, 92205, 126355, 153675, 227439, 276615, 379065, 461025, 631775, 682317, 1137195, 1383075, 1895325, 2046951, 3411585, 5685975, 10234755, 17057925, 51173775]

約数ペア:

[(1, 51173775), (3, 17057925), (5, 10234755), (9, 5685975), (15, 3411585), (25, 2046951), (27, 1895325), (37, 1383075), (45, 1137195), (75, 682317), (81, 631775), (111, 461025), (135, 379065), (185, 276615), (225, 227439), (333, 153675), (405, 126355), (555, 92205), (675, 75813), (683, 74925), (925, 55323), (999, 51225), (1665, 30735), (2025, 25271), (2049, 24975), (2775, 18441), (2997, 17075), (3415, 14985), (4995, 10245), (6147, 8325)]