81190782

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{65371}}^1$

素因数の和:65405

約数の個数: 32

約数和(自身を含む): 188271360

約数和(自身を除く): 107080578

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 65371, 130742, 196113, 392226, 588339, 1176678, 1503533, 1765017, 3007066, 3530034, 4510599, 9021198, 13531797, 27063594, 40595391, 81190782]

約数ペア:

[(1, 81190782), (2, 40595391), (3, 27063594), (6, 13531797), (9, 9021198), (18, 4510599), (23, 3530034), (27, 3007066), (46, 1765017), (54, 1503533), (69, 1176678), (138, 588339), (207, 392226), (414, 196113), (621, 130742), (1242, 65371)]