1273725

素因数分解:

$3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:76

約数の個数: 60

約数和(自身を含む): 2565684

約数和(自身を除く): 1291959

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 37, 45, 51, 75, 81, 85, 111, 135, 153, 185, 225, 255, 333, 405, 425, 459, 555, 629, 675, 765, 925, 999, 1275, 1377, 1665, 1887, 2025, 2295, 2775, 2997, 3145, 3825, 4995, 5661, 6885, 8325, 9435, 11475, 14985, 15725, 16983, 24975, 28305, 34425, 47175, 50949, 74925, 84915, 141525, 254745, 424575, 1273725]

約数ペア:

[(1, 1273725), (3, 424575), (5, 254745), (9, 141525), (15, 84915), (17, 74925), (25, 50949), (27, 47175), (37, 34425), (45, 28305), (51, 24975), (75, 16983), (81, 15725), (85, 14985), (111, 11475), (135, 9435), (153, 8325), (185, 6885), (225, 5661), (255, 4995), (333, 3825), (405, 3145), (425, 2997), (459, 2775), (555, 2295), (629, 2025), (675, 1887), (765, 1665), (925, 1377), (999, 1275)]