259962404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{161267}}^1$

素因数の和:161315

約数の個数: 24

約数和(自身を含む): 505736448

約数和(自身を除く): 245774044

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 161267, 322534, 645068, 2096471, 4192942, 4999277, 8385884, 9998554, 19997108, 64990601, 129981202, 259962404]

約数ペア:

[(1, 259962404), (2, 129981202), (4, 64990601), (13, 19997108), (26, 9998554), (31, 8385884), (52, 4999277), (62, 4192942), (124, 2096471), (403, 645068), (806, 322534), (1612, 161267)]