127986984

素因数分解:

$2^3\times 3^2\times {\mathrm{89}}^1\times {\mathrm{19973}}^1$

素因数の和:20074

約数の個数: 48

約数和(自身を含む): 350543700

約数和(自身を除く): 222556716

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 89, 178, 267, 356, 534, 712, 801, 1068, 1602, 2136, 3204, 6408, 19973, 39946, 59919, 79892, 119838, 159784, 179757, 239676, 359514, 479352, 719028, 1438056, 1777597, 3555194, 5332791, 7110388, 10665582, 14220776, 15998373, 21331164, 31996746, 42662328, 63993492, 127986984]

約数ペア:

[(1, 127986984), (2, 63993492), (3, 42662328), (4, 31996746), (6, 21331164), (8, 15998373), (9, 14220776), (12, 10665582), (18, 7110388), (24, 5332791), (36, 3555194), (72, 1777597), (89, 1438056), (178, 719028), (267, 479352), (356, 359514), (534, 239676), (712, 179757), (801, 159784), (1068, 119838), (1602, 79892), (2136, 59919), (3204, 39946), (6408, 19973)]