219937845

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{769}}^1\times {\mathrm{829}}^1$

素因数の和:1629

約数の個数: 32

約数和(自身を含む): 368121600

約数和(自身を除く): 148183755

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 769, 829, 2307, 2487, 3845, 4145, 11535, 12435, 17687, 19067, 53061, 57201, 88435, 95335, 265305, 286005, 637501, 1912503, 3187505, 9562515, 14662523, 43987569, 73312615, 219937845]

約数ペア:

[(1, 219937845), (3, 73312615), (5, 43987569), (15, 14662523), (23, 9562515), (69, 3187505), (115, 1912503), (345, 637501), (769, 286005), (829, 265305), (2307, 95335), (2487, 88435), (3845, 57201), (4145, 53061), (11535, 19067), (12435, 17687)]