208577408

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{769}}^1$

素因数の和:959

約数の個数: 64

約数和(自身を含む): 450819600

約数和(自身を除く): 242242192

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 163, 208, 326, 416, 652, 769, 832, 1304, 1538, 1664, 2119, 2608, 3076, 4238, 5216, 6152, 8476, 9997, 10432, 12304, 16952, 19994, 20864, 24608, 33904, 39988, 49216, 67808, 79976, 98432, 125347, 135616, 159952, 250694, 271232, 319904, 501388, 639808, 1002776, 1279616, 1629511, 2005552, 3259022, 4011104, 6518044, 8022208, 13036088, 16044416, 26072176, 52144352, 104288704, 208577408]

約数ペア:

[(1, 208577408), (2, 104288704), (4, 52144352), (8, 26072176), (13, 16044416), (16, 13036088), (26, 8022208), (32, 6518044), (52, 4011104), (64, 3259022), (104, 2005552), (128, 1629511), (163, 1279616), (208, 1002776), (326, 639808), (416, 501388), (652, 319904), (769, 271232), (832, 250694), (1304, 159952), (1538, 135616), (1664, 125347), (2119, 98432), (2608, 79976), (3076, 67808), (4238, 49216), (5216, 39988), (6152, 33904), (8476, 24608), (9997, 20864), (10432, 19994), (12304, 16952)]