81234142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1\times {\mathrm{313}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 136733184

約数和(自身を除く): 55499042

約数列:

[1, 2, 11, 22, 47, 94, 251, 313, 502, 517, 626, 1034, 2761, 3443, 5522, 6886, 11797, 14711, 23594, 29422, 78563, 129767, 157126, 161821, 259534, 323642, 864193, 1728386, 3692461, 7384922, 40617071, 81234142]

約数ペア:

[(1, 81234142), (2, 40617071), (11, 7384922), (22, 3692461), (47, 1728386), (94, 864193), (251, 323642), (313, 259534), (502, 161821), (517, 157126), (626, 129767), (1034, 78563), (2761, 29422), (3443, 23594), (5522, 14711), (6886, 11797)]