389630982

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{31817}}^1$

素因数の和:31992

約数の個数: 32

約数和(自身を含む): 844576992

約数和(自身を除く): 454946010

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 157, 314, 471, 942, 2041, 4082, 6123, 12246, 31817, 63634, 95451, 190902, 413621, 827242, 1240863, 2481726, 4995269, 9990538, 14985807, 29971614, 64938497, 129876994, 194815491, 389630982]

約数ペア:

[(1, 389630982), (2, 194815491), (3, 129876994), (6, 64938497), (13, 29971614), (26, 14985807), (39, 9990538), (78, 4995269), (157, 2481726), (314, 1240863), (471, 827242), (942, 413621), (2041, 190902), (4082, 95451), (6123, 63634), (12246, 31817)]