639261336

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{223831}}^1$

素因数の和:223864

約数の個数: 64

約数和(自身を含む): 1933908480

約数和(自身を除く): 1294647144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 223831, 447662, 671493, 895324, 1342986, 1566817, 1790648, 2685972, 3133634, 3805127, 4700451, 5371944, 6267268, 7610254, 9400902, 11415381, 12534536, 15220508, 18801804, 22830762, 26635889, 30441016, 37603608, 45661524, 53271778, 79907667, 91323048, 106543556, 159815334, 213087112, 319630668, 639261336]

約数ペア:

[(1, 639261336), (2, 319630668), (3, 213087112), (4, 159815334), (6, 106543556), (7, 91323048), (8, 79907667), (12, 53271778), (14, 45661524), (17, 37603608), (21, 30441016), (24, 26635889), (28, 22830762), (34, 18801804), (42, 15220508), (51, 12534536), (56, 11415381), (68, 9400902), (84, 7610254), (102, 6267268), (119, 5371944), (136, 4700451), (168, 3805127), (204, 3133634), (238, 2685972), (357, 1790648), (408, 1566817), (476, 1342986), (714, 895324), (952, 671493), (1428, 447662), (2856, 223831)]