1664888925

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{19697}}^1$

素因数の和:19747

約数の個数: 72

約数和(自身を含む): 3341411136

約数和(自身を除く): 1676522211

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 35, 49, 69, 75, 105, 115, 147, 161, 175, 245, 345, 483, 525, 575, 735, 805, 1127, 1225, 1725, 2415, 3381, 3675, 4025, 5635, 12075, 16905, 19697, 28175, 59091, 84525, 98485, 137879, 295455, 413637, 453031, 492425, 689395, 965153, 1359093, 1477275, 2068185, 2265155, 2895459, 3171217, 3446975, 4825765, 6795465, 9513651, 10340925, 11325775, 14477295, 15856085, 22198519, 24128825, 33977325, 47568255, 66595557, 72386475, 79280425, 110992595, 237841275, 332977785, 554962975, 1664888925]

約数ペア:

[(1, 1664888925), (3, 554962975), (5, 332977785), (7, 237841275), (15, 110992595), (21, 79280425), (23, 72386475), (25, 66595557), (35, 47568255), (49, 33977325), (69, 24128825), (75, 22198519), (105, 15856085), (115, 14477295), (147, 11325775), (161, 10340925), (175, 9513651), (245, 6795465), (345, 4825765), (483, 3446975), (525, 3171217), (575, 2895459), (735, 2265155), (805, 2068185), (1127, 1477275), (1225, 1359093), (1725, 965153), (2415, 689395), (3381, 492425), (3675, 453031), (4025, 413637), (5635, 295455), (12075, 137879), (16905, 98485), (19697, 84525), (28175, 59091)]