140237205

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1\times {\mathrm{421}}^1$

素因数の和:901

約数の個数: 32

約数和(自身を含む): 229703040

約数和(自身を除く): 89465835

約数列:

[1, 3, 5, 15, 53, 159, 265, 419, 421, 795, 1257, 1263, 2095, 2105, 6285, 6315, 22207, 22313, 66621, 66939, 111035, 111565, 176399, 333105, 334695, 529197, 881995, 2645985, 9349147, 28047441, 46745735, 140237205]

約数ペア:

[(1, 140237205), (3, 46745735), (5, 28047441), (15, 9349147), (53, 2645985), (159, 881995), (265, 529197), (419, 334695), (421, 333105), (795, 176399), (1257, 111565), (1263, 111035), (2095, 66939), (2105, 66621), (6285, 22313), (6315, 22207)]