16527825

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 32643000

約数和(自身を除く): 16115175

約数列:

[1, 3, 5, 9, 15, 17, 25, 29, 45, 51, 75, 85, 87, 145, 149, 153, 225, 255, 261, 425, 435, 447, 493, 725, 745, 765, 1275, 1305, 1341, 1479, 2175, 2235, 2465, 2533, 3725, 3825, 4321, 4437, 6525, 6705, 7395, 7599, 11175, 12325, 12665, 12963, 21605, 22185, 22797, 33525, 36975, 37995, 38889, 63325, 64815, 73457, 108025, 110925, 113985, 189975, 194445, 220371, 324075, 367285, 569925, 661113, 972225, 1101855, 1836425, 3305565, 5509275, 16527825]

約数ペア:

[(1, 16527825), (3, 5509275), (5, 3305565), (9, 1836425), (15, 1101855), (17, 972225), (25, 661113), (29, 569925), (45, 367285), (51, 324075), (75, 220371), (85, 194445), (87, 189975), (145, 113985), (149, 110925), (153, 108025), (225, 73457), (255, 64815), (261, 63325), (425, 38889), (435, 37995), (447, 36975), (493, 33525), (725, 22797), (745, 22185), (765, 21605), (1275, 12963), (1305, 12665), (1341, 12325), (1479, 11175), (2175, 7599), (2235, 7395), (2465, 6705), (2533, 6525), (3725, 4437), (3825, 4321)]