2728835

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:478

約数の個数: 16

約数和(自身を含む): 3481920

約数和(自身を除く): 753085

約数列:

[1, 5, 23, 61, 115, 305, 389, 1403, 1945, 7015, 8947, 23729, 44735, 118645, 545767, 2728835]

約数ペア:

[(1, 2728835), (5, 545767), (23, 118645), (61, 44735), (115, 23729), (305, 8947), (389, 7015), (1403, 1945)]