31890384

素因数分解:

$2^4\times 3^2\times {\mathrm{221461}}^1$

素因数の和:221475

約数の個数: 30

約数和(自身を含む): 89249186

約数和(自身を除く): 57358802

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 221461, 442922, 664383, 885844, 1328766, 1771688, 1993149, 2657532, 3543376, 3986298, 5315064, 7972596, 10630128, 15945192, 31890384]

約数ペア:

[(1, 31890384), (2, 15945192), (3, 10630128), (4, 7972596), (6, 5315064), (8, 3986298), (9, 3543376), (12, 2657532), (16, 1993149), (18, 1771688), (24, 1328766), (36, 885844), (48, 664383), (72, 442922), (144, 221461)]