208157061

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 355332096

約数和(自身を除く): 147175035

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 101, 119, 161, 251, 303, 357, 391, 483, 707, 753, 1173, 1717, 1757, 2121, 2323, 2737, 4267, 5151, 5271, 5773, 6969, 8211, 12019, 12801, 16261, 17319, 25351, 29869, 36057, 39491, 40411, 48783, 76053, 89607, 98141, 118473, 121233, 177457, 276437, 294423, 430967, 532371, 583073, 686987, 829311, 1292901, 1749219, 2060961, 3016769, 4081511, 9050307, 9912241, 12244533, 29736723, 69385687, 208157061]

約数ペア:

[(1, 208157061), (3, 69385687), (7, 29736723), (17, 12244533), (21, 9912241), (23, 9050307), (51, 4081511), (69, 3016769), (101, 2060961), (119, 1749219), (161, 1292901), (251, 829311), (303, 686987), (357, 583073), (391, 532371), (483, 430967), (707, 294423), (753, 276437), (1173, 177457), (1717, 121233), (1757, 118473), (2121, 98141), (2323, 89607), (2737, 76053), (4267, 48783), (5151, 40411), (5271, 39491), (5773, 36057), (6969, 29869), (8211, 25351), (12019, 17319), (12801, 16261)]