71531478

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1163}}^1$

素因数の和:1258

約数の個数: 64

約数和(自身を含む): 170968320

約数和(自身を除く): 99436842

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 67, 102, 134, 153, 201, 306, 402, 459, 603, 918, 1139, 1163, 1206, 1809, 2278, 2326, 3417, 3489, 3618, 6834, 6978, 10251, 10467, 19771, 20502, 20934, 30753, 31401, 39542, 59313, 61506, 62802, 77921, 118626, 155842, 177939, 233763, 355878, 467526, 533817, 701289, 1067634, 1324657, 1402578, 2103867, 2649314, 3973971, 4207734, 7947942, 11921913, 23843826, 35765739, 71531478]

約数ペア:

[(1, 71531478), (2, 35765739), (3, 23843826), (6, 11921913), (9, 7947942), (17, 4207734), (18, 3973971), (27, 2649314), (34, 2103867), (51, 1402578), (54, 1324657), (67, 1067634), (102, 701289), (134, 533817), (153, 467526), (201, 355878), (306, 233763), (402, 177939), (459, 155842), (603, 118626), (918, 77921), (1139, 62802), (1163, 61506), (1206, 59313), (1809, 39542), (2278, 31401), (2326, 30753), (3417, 20934), (3489, 20502), (3618, 19771), (6834, 10467), (6978, 10251)]