138894112

素因数分解:

$2^5\times 7^1\times {\mathrm{89}}^1\times {\mathrm{6967}}^1$

素因数の和:7073

約数の個数: 48

約数和(自身を含む): 316068480

約数和(自身を除く): 177174368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 89, 112, 178, 224, 356, 623, 712, 1246, 1424, 2492, 2848, 4984, 6967, 9968, 13934, 19936, 27868, 48769, 55736, 97538, 111472, 195076, 222944, 390152, 620063, 780304, 1240126, 1560608, 2480252, 4340441, 4960504, 8680882, 9921008, 17361764, 19842016, 34723528, 69447056, 138894112]

約数ペア:

[(1, 138894112), (2, 69447056), (4, 34723528), (7, 19842016), (8, 17361764), (14, 9921008), (16, 8680882), (28, 4960504), (32, 4340441), (56, 2480252), (89, 1560608), (112, 1240126), (178, 780304), (224, 620063), (356, 390152), (623, 222944), (712, 195076), (1246, 111472), (1424, 97538), (2492, 55736), (2848, 48769), (4984, 27868), (6967, 19936), (9968, 13934)]