81132678

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^2\times {\mathrm{4139}}^1$

素因数の和:4175

約数の個数: 60

約数和(自身を含む): 199875060

約数和(自身を除く): 118742382

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 121, 162, 198, 242, 297, 363, 594, 726, 891, 1089, 1782, 2178, 3267, 4139, 6534, 8278, 9801, 12417, 19602, 24834, 37251, 45529, 74502, 91058, 111753, 136587, 223506, 273174, 335259, 409761, 500819, 670518, 819522, 1001638, 1229283, 1502457, 2458566, 3004914, 3687849, 4507371, 7375698, 9014742, 13522113, 27044226, 40566339, 81132678]

約数ペア:

[(1, 81132678), (2, 40566339), (3, 27044226), (6, 13522113), (9, 9014742), (11, 7375698), (18, 4507371), (22, 3687849), (27, 3004914), (33, 2458566), (54, 1502457), (66, 1229283), (81, 1001638), (99, 819522), (121, 670518), (162, 500819), (198, 409761), (242, 335259), (297, 273174), (363, 223506), (594, 136587), (726, 111753), (891, 91058), (1089, 74502), (1782, 45529), (2178, 37251), (3267, 24834), (4139, 19602), (6534, 12417), (8278, 9801)]