291235273576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2617}}^1\times {\mathrm{15971}}^1$

素因数の和:18674

約数の個数: 64

約数和(自身を含む): 597113858880

約数和(自身を除く): 305878585304

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 268, 536, 871, 1742, 2617, 3484, 5234, 6968, 10468, 15971, 20936, 31942, 34021, 63884, 68042, 127768, 136084, 175339, 207623, 272168, 350678, 415246, 701356, 830492, 1070057, 1402712, 1660984, 2140114, 2279407, 4280228, 4558814, 8560456, 9117628, 13910741, 18235256, 27821482, 41796107, 55642964, 83592214, 111285928, 167184428, 334368856, 543349391, 1086698782, 2173397564, 2800339169, 4346795128, 5600678338, 11201356676, 22402713352, 36404409197, 72808818394, 145617636788, 291235273576]

約数ペア:

[(1, 291235273576), (2, 145617636788), (4, 72808818394), (8, 36404409197), (13, 22402713352), (26, 11201356676), (52, 5600678338), (67, 4346795128), (104, 2800339169), (134, 2173397564), (268, 1086698782), (536, 543349391), (871, 334368856), (1742, 167184428), (2617, 111285928), (3484, 83592214), (5234, 55642964), (6968, 41796107), (10468, 27821482), (15971, 18235256), (20936, 13910741), (31942, 9117628), (34021, 8560456), (63884, 4558814), (68042, 4280228), (127768, 2279407), (136084, 2140114), (175339, 1660984), (207623, 1402712), (272168, 1070057), (350678, 830492), (415246, 701356)]