31628415

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:121

約数の個数: 128

約数和(自身を含む): 69672960

約数和(自身を除く): 38044545

約数列:

[1, 3, 5, 7, 13, 15, 17, 21, 29, 35, 39, 47, 51, 65, 85, 87, 91, 105, 119, 141, 145, 195, 203, 221, 235, 255, 273, 329, 357, 377, 435, 455, 493, 595, 609, 611, 663, 705, 799, 987, 1015, 1105, 1131, 1363, 1365, 1479, 1547, 1645, 1785, 1833, 1885, 2397, 2465, 2639, 3045, 3055, 3315, 3451, 3995, 4089, 4277, 4641, 4935, 5593, 5655, 6409, 6815, 7395, 7735, 7917, 9165, 9541, 10353, 10387, 11985, 12831, 13195, 16779, 17255, 17719, 19227, 20445, 21385, 23171, 23205, 27965, 28623, 31161, 32045, 39585, 44863, 47705, 51765, 51935, 53157, 64155, 69513, 72709, 83895, 88595, 96135, 115855, 124033, 134589, 143115, 155805, 162197, 218127, 224315, 265785, 301223, 347565, 363545, 372099, 486591, 620165, 672945, 810985, 903669, 1090635, 1506115, 1860495, 2108561, 2432955, 4518345, 6325683, 10542805, 31628415]

約数ペア:

[(1, 31628415), (3, 10542805), (5, 6325683), (7, 4518345), (13, 2432955), (15, 2108561), (17, 1860495), (21, 1506115), (29, 1090635), (35, 903669), (39, 810985), (47, 672945), (51, 620165), (65, 486591), (85, 372099), (87, 363545), (91, 347565), (105, 301223), (119, 265785), (141, 224315), (145, 218127), (195, 162197), (203, 155805), (221, 143115), (235, 134589), (255, 124033), (273, 115855), (329, 96135), (357, 88595), (377, 83895), (435, 72709), (455, 69513), (493, 64155), (595, 53157), (609, 51935), (611, 51765), (663, 47705), (705, 44863), (799, 39585), (987, 32045), (1015, 31161), (1105, 28623), (1131, 27965), (1363, 23205), (1365, 23171), (1479, 21385), (1547, 20445), (1645, 19227), (1785, 17719), (1833, 17255), (1885, 16779), (2397, 13195), (2465, 12831), (2639, 11985), (3045, 10387), (3055, 10353), (3315, 9541), (3451, 9165), (3995, 7917), (4089, 7735), (4277, 7395), (4641, 6815), (4935, 6409), (5593, 5655)]