199312815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1009}}^1\times {\mathrm{1013}}^1$

素因数の和:2043

約数の個数: 32

約数和(自身を含む): 344111040

約数和(自身を除く): 144798225

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 1009, 1013, 3027, 3039, 5045, 5065, 13117, 13169, 15135, 15195, 39351, 39507, 65585, 65845, 196755, 197535, 1022117, 3066351, 5110585, 13287521, 15331755, 39862563, 66437605, 199312815]

約数ペア:

[(1, 199312815), (3, 66437605), (5, 39862563), (13, 15331755), (15, 13287521), (39, 5110585), (65, 3066351), (195, 1022117), (1009, 197535), (1013, 196755), (3027, 65845), (3039, 65585), (5045, 39507), (5065, 39351), (13117, 15195), (13169, 15135)]