81171408

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{31907}}^1$

素因数の和:31971

約数の個数: 40

約数和(自身を含む): 213655968

約数和(自身を除く): 132484560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 106, 159, 212, 318, 424, 636, 848, 1272, 2544, 31907, 63814, 95721, 127628, 191442, 255256, 382884, 510512, 765768, 1531536, 1691071, 3382142, 5073213, 6764284, 10146426, 13528568, 20292852, 27057136, 40585704, 81171408]

約数ペア:

[(1, 81171408), (2, 40585704), (3, 27057136), (4, 20292852), (6, 13528568), (8, 10146426), (12, 6764284), (16, 5073213), (24, 3382142), (48, 1691071), (53, 1531536), (106, 765768), (159, 510512), (212, 382884), (318, 255256), (424, 191442), (636, 127628), (848, 95721), (1272, 63814), (2544, 31907)]