1615131

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{827}}^1$

素因数の和:871

約数の個数: 24

約数和(自身を含む): 2755584

約数和(自身を除く): 1140453

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 827, 1953, 2481, 5789, 7443, 17367, 25637, 52101, 76911, 179459, 230733, 538377, 1615131]

約数ペア:

[(1, 1615131), (3, 538377), (7, 230733), (9, 179459), (21, 76911), (31, 52101), (63, 25637), (93, 17367), (217, 7443), (279, 5789), (651, 2481), (827, 1953)]