215430474

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2621}}^1$

素因数の和:2755

約数の個数: 64

約数和(自身を含む): 523560960

約数和(自身を除く): 308130486

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 103, 114, 133, 206, 266, 309, 399, 618, 721, 798, 1442, 1957, 2163, 2621, 3914, 4326, 5242, 5871, 7863, 11742, 13699, 15726, 18347, 27398, 36694, 41097, 49799, 55041, 82194, 99598, 110082, 149397, 269963, 298794, 348593, 539926, 697186, 809889, 1045779, 1619778, 1889741, 2091558, 3779482, 5129297, 5669223, 10258594, 11338446, 15387891, 30775782, 35905079, 71810158, 107715237, 215430474]

約数ペア:

[(1, 215430474), (2, 107715237), (3, 71810158), (6, 35905079), (7, 30775782), (14, 15387891), (19, 11338446), (21, 10258594), (38, 5669223), (42, 5129297), (57, 3779482), (103, 2091558), (114, 1889741), (133, 1619778), (206, 1045779), (266, 809889), (309, 697186), (399, 539926), (618, 348593), (721, 298794), (798, 269963), (1442, 149397), (1957, 110082), (2163, 99598), (2621, 82194), (3914, 55041), (4326, 49799), (5242, 41097), (5871, 36694), (7863, 27398), (11742, 18347), (13699, 15726)]