215475845

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{11087}}^1$

素因数の和:11141

約数の個数: 24

約数和(自身を含む): 292190976

約数和(自身を除く): 76715131

約数列:

[1, 5, 13, 23, 65, 115, 169, 299, 845, 1495, 3887, 11087, 19435, 55435, 144131, 255001, 720655, 1275005, 1873703, 3315013, 9368515, 16575065, 43095169, 215475845]

約数ペア:

[(1, 215475845), (5, 43095169), (13, 16575065), (23, 9368515), (65, 3315013), (115, 1873703), (169, 1275005), (299, 720655), (845, 255001), (1495, 144131), (3887, 55435), (11087, 19435)]