121913428

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7789}}^1$

素因数の和:7856

約数の個数: 48

約数和(自身を含む): 268723840

約数和(自身を除く): 146810412

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 52, 86, 91, 172, 182, 301, 364, 559, 602, 1118, 1204, 2236, 3913, 7789, 7826, 15578, 15652, 31156, 54523, 101257, 109046, 202514, 218092, 334927, 405028, 669854, 708799, 1339708, 1417598, 2344489, 2835196, 4354051, 4688978, 8708102, 9377956, 17416204, 30478357, 60956714, 121913428]

約数ペア:

[(1, 121913428), (2, 60956714), (4, 30478357), (7, 17416204), (13, 9377956), (14, 8708102), (26, 4688978), (28, 4354051), (43, 2835196), (52, 2344489), (86, 1417598), (91, 1339708), (172, 708799), (182, 669854), (301, 405028), (364, 334927), (559, 218092), (602, 202514), (1118, 109046), (1204, 101257), (2236, 54523), (3913, 31156), (7789, 15652), (7826, 15578)]