26786475

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 52228800

約数和(自身を除く): 25442325

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 47, 51, 75, 85, 141, 149, 153, 225, 235, 255, 423, 425, 447, 705, 745, 765, 799, 1175, 1275, 1341, 2115, 2235, 2397, 2533, 3525, 3725, 3825, 3995, 6705, 7003, 7191, 7599, 10575, 11175, 11985, 12665, 19975, 21009, 22797, 33525, 35015, 35955, 37995, 59925, 63027, 63325, 105045, 113985, 119051, 175075, 179775, 189975, 315135, 357153, 525225, 569925, 595255, 1071459, 1575675, 1785765, 2976275, 5357295, 8928825, 26786475]

約数ペア:

[(1, 26786475), (3, 8928825), (5, 5357295), (9, 2976275), (15, 1785765), (17, 1575675), (25, 1071459), (45, 595255), (47, 569925), (51, 525225), (75, 357153), (85, 315135), (141, 189975), (149, 179775), (153, 175075), (225, 119051), (235, 113985), (255, 105045), (423, 63325), (425, 63027), (447, 59925), (705, 37995), (745, 35955), (765, 35015), (799, 33525), (1175, 22797), (1275, 21009), (1341, 19975), (2115, 12665), (2235, 11985), (2397, 11175), (2533, 10575), (3525, 7599), (3725, 7191), (3825, 7003), (3995, 6705)]