207654972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{9619}}^1$

素因数の和:9890

約数の個数: 48

約数和(自身を含む): 555959040

約数和(自身を除く): 348304068

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 257, 514, 771, 1028, 1542, 1799, 3084, 3598, 5397, 7196, 9619, 10794, 19238, 21588, 28857, 38476, 57714, 67333, 115428, 134666, 201999, 269332, 403998, 807996, 2472083, 4944166, 7416249, 9888332, 14832498, 17304581, 29664996, 34609162, 51913743, 69218324, 103827486, 207654972]

約数ペア:

[(1, 207654972), (2, 103827486), (3, 69218324), (4, 51913743), (6, 34609162), (7, 29664996), (12, 17304581), (14, 14832498), (21, 9888332), (28, 7416249), (42, 4944166), (84, 2472083), (257, 807996), (514, 403998), (771, 269332), (1028, 201999), (1542, 134666), (1799, 115428), (3084, 67333), (3598, 57714), (5397, 38476), (7196, 28857), (9619, 21588), (10794, 19238)]