179775

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:80

約数の個数: 36

約数和(自身を含む): 348192

約数和(自身を除く): 168417

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 47, 51, 75, 85, 141, 153, 225, 235, 255, 423, 425, 705, 765, 799, 1175, 1275, 2115, 2397, 3525, 3825, 3995, 7191, 10575, 11985, 19975, 35955, 59925, 179775]

約数ペア:

[(1, 179775), (3, 59925), (5, 35955), (9, 19975), (15, 11985), (17, 10575), (25, 7191), (45, 3995), (47, 3825), (51, 3525), (75, 2397), (85, 2115), (141, 1275), (153, 1175), (225, 799), (235, 765), (255, 705), (423, 425)]