1278902313

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{73361}}^1$

素因数の和:73529

約数の個数: 24

約数和(自身を含む): 2002782600

約数和(自身を除く): 723880287

約数列:

[1, 3, 9, 13, 39, 117, 149, 447, 1341, 1937, 5811, 17433, 73361, 220083, 660249, 953693, 2861079, 8583237, 10930789, 32792367, 98377101, 142100257, 426300771, 1278902313]

約数ペア:

[(1, 1278902313), (3, 426300771), (9, 142100257), (13, 98377101), (39, 32792367), (117, 10930789), (149, 8583237), (447, 2861079), (1341, 953693), (1937, 660249), (5811, 220083), (17433, 73361)]