28997748

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61961}}^1$

素因数の和:61984

約数の個数: 36

約数和(自身を含む): 78939588

約数和(自身を除く): 49941840

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 61961, 123922, 185883, 247844, 371766, 557649, 743532, 805493, 1115298, 1610986, 2230596, 2416479, 3221972, 4832958, 7249437, 9665916, 14498874, 28997748]

約数ペア:

[(1, 28997748), (2, 14498874), (3, 9665916), (4, 7249437), (6, 4832958), (9, 3221972), (12, 2416479), (13, 2230596), (18, 1610986), (26, 1115298), (36, 805493), (39, 743532), (52, 557649), (78, 371766), (117, 247844), (156, 185883), (234, 123922), (468, 61961)]