259402112

素因数分解:

$2^7\times {\mathrm{163}}^1\times {\mathrm{12433}}^1$

素因数の和:12610

約数の個数: 32

約数和(自身を含む): 519989880

約数和(自身を除く): 260587768

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 163, 326, 652, 1304, 2608, 5216, 10432, 12433, 20864, 24866, 49732, 99464, 198928, 397856, 795712, 1591424, 2026579, 4053158, 8106316, 16212632, 32425264, 64850528, 129701056, 259402112]

約数ペア:

[(1, 259402112), (2, 129701056), (4, 64850528), (8, 32425264), (16, 16212632), (32, 8106316), (64, 4053158), (128, 2026579), (163, 1591424), (326, 795712), (652, 397856), (1304, 198928), (2608, 99464), (5216, 49732), (10432, 24866), (12433, 20864)]