291273008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{3967}}^1$

素因数の和:4341

約数の個数: 40

約数和(自身を含む): 609627648

約数和(自身を除く): 318354640

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 353, 706, 1412, 2824, 3967, 4589, 5648, 7934, 9178, 15868, 18356, 31736, 36712, 51571, 63472, 73424, 103142, 206284, 412568, 825136, 1400351, 2800702, 5601404, 11202808, 18204563, 22405616, 36409126, 72818252, 145636504, 291273008]

約数ペア:

[(1, 291273008), (2, 145636504), (4, 72818252), (8, 36409126), (13, 22405616), (16, 18204563), (26, 11202808), (52, 5601404), (104, 2800702), (208, 1400351), (353, 825136), (706, 412568), (1412, 206284), (2824, 103142), (3967, 73424), (4589, 63472), (5648, 51571), (7934, 36712), (9178, 31736), (15868, 18356)]