86781438

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{2161}}^1$

素因数の和:2289

約数の個数: 48

約数和(自身を含む): 198315936

約数和(自身を除く): 111534498

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 97, 138, 194, 207, 291, 414, 582, 873, 1746, 2161, 2231, 4322, 4462, 6483, 6693, 12966, 13386, 19449, 20079, 38898, 40158, 49703, 99406, 149109, 209617, 298218, 419234, 447327, 628851, 894654, 1257702, 1886553, 3773106, 4821191, 9642382, 14463573, 28927146, 43390719, 86781438]

約数ペア:

[(1, 86781438), (2, 43390719), (3, 28927146), (6, 14463573), (9, 9642382), (18, 4821191), (23, 3773106), (46, 1886553), (69, 1257702), (97, 894654), (138, 628851), (194, 447327), (207, 419234), (291, 298218), (414, 209617), (582, 149109), (873, 99406), (1746, 49703), (2161, 40158), (2231, 38898), (4322, 20079), (4462, 19449), (6483, 13386), (6693, 12966)]