266307236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{165203}}^1$

素因数の和:165251

約数の個数: 24

約数和(自身を含む): 518079744

約数和(自身を除く): 251772508

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 165203, 330406, 660812, 2147639, 4295278, 5121293, 8590556, 10242586, 20485172, 66576809, 133153618, 266307236]

約数ペア:

[(1, 266307236), (2, 133153618), (4, 66576809), (13, 20485172), (26, 10242586), (31, 8590556), (52, 5121293), (62, 4295278), (124, 2147639), (403, 660812), (806, 330406), (1612, 165203)]