209345325

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1$

素因数の和:747

約数の個数: 96

約数和(自身を含む): 430448640

約数和(自身を除く): 221103315

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 31, 35, 57, 75, 93, 95, 105, 133, 155, 175, 217, 285, 399, 465, 475, 525, 589, 651, 665, 677, 775, 1085, 1425, 1767, 1995, 2031, 2325, 2945, 3255, 3325, 3385, 4123, 4739, 5425, 8835, 9975, 10155, 12369, 12863, 14217, 14725, 16275, 16925, 20615, 20987, 23695, 38589, 44175, 50775, 61845, 62961, 64315, 71085, 90041, 103075, 104935, 118475, 146909, 192945, 270123, 309225, 314805, 321575, 355425, 398753, 440727, 450205, 524675, 734545, 964725, 1196259, 1350615, 1574025, 1993765, 2203635, 2251025, 2791271, 3672725, 5981295, 6753075, 8373813, 9968825, 11018175, 13956355, 29906475, 41869065, 69781775, 209345325]

約数ペア:

[(1, 209345325), (3, 69781775), (5, 41869065), (7, 29906475), (15, 13956355), (19, 11018175), (21, 9968825), (25, 8373813), (31, 6753075), (35, 5981295), (57, 3672725), (75, 2791271), (93, 2251025), (95, 2203635), (105, 1993765), (133, 1574025), (155, 1350615), (175, 1196259), (217, 964725), (285, 734545), (399, 524675), (465, 450205), (475, 440727), (525, 398753), (589, 355425), (651, 321575), (665, 314805), (677, 309225), (775, 270123), (1085, 192945), (1425, 146909), (1767, 118475), (1995, 104935), (2031, 103075), (2325, 90041), (2945, 71085), (3255, 64315), (3325, 62961), (3385, 61845), (4123, 50775), (4739, 44175), (5425, 38589), (8835, 23695), (9975, 20987), (10155, 20615), (12369, 16925), (12863, 16275), (14217, 14725)]