81288948

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{3319}}^1$

素因数の和:3496

約数の個数: 48

約数和(自身を含む): 205627520

約数和(自身を除く): 124338572

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 157, 314, 471, 628, 942, 1884, 2041, 3319, 4082, 6123, 6638, 8164, 9957, 12246, 13276, 19914, 24492, 39828, 43147, 86294, 129441, 172588, 258882, 517764, 521083, 1042166, 1563249, 2084332, 3126498, 6252996, 6774079, 13548158, 20322237, 27096316, 40644474, 81288948]

約数ペア:

[(1, 81288948), (2, 40644474), (3, 27096316), (4, 20322237), (6, 13548158), (12, 6774079), (13, 6252996), (26, 3126498), (39, 2084332), (52, 1563249), (78, 1042166), (156, 521083), (157, 517764), (314, 258882), (471, 172588), (628, 129441), (942, 86294), (1884, 43147), (2041, 39828), (3319, 24492), (4082, 19914), (6123, 13276), (6638, 12246), (8164, 9957)]