81403806

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{739}}^1\times {\mathrm{1669}}^1$

素因数の和:2424

約数の個数: 32

約数和(自身を含む): 177955200

約数和(自身を除く): 96551394

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 739, 1478, 1669, 2217, 3338, 4434, 5007, 8129, 10014, 16258, 18359, 24387, 36718, 48774, 55077, 110154, 1233391, 2466782, 3700173, 7400346, 13567301, 27134602, 40701903, 81403806]

約数ペア:

[(1, 81403806), (2, 40701903), (3, 27134602), (6, 13567301), (11, 7400346), (22, 3700173), (33, 2466782), (66, 1233391), (739, 110154), (1478, 55077), (1669, 48774), (2217, 36718), (3338, 24387), (4434, 18359), (5007, 16258), (8129, 10014)]