255539886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{773}}^1$

素因数の和:1265

約数の個数: 64

約数和(自身を含む): 620587008

約数和(自身を除く): 365047122

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 463, 714, 773, 926, 1389, 1546, 2319, 2778, 3241, 4638, 5411, 6482, 7871, 9723, 10822, 13141, 15742, 16233, 19446, 23613, 26282, 32466, 39423, 47226, 55097, 78846, 91987, 110194, 165291, 183974, 275961, 330582, 357899, 551922, 715798, 1073697, 2147394, 2505293, 5010586, 6084283, 7515879, 12168566, 15031758, 18252849, 36505698, 42589981, 85179962, 127769943, 255539886]

約数ペア:

[(1, 255539886), (2, 127769943), (3, 85179962), (6, 42589981), (7, 36505698), (14, 18252849), (17, 15031758), (21, 12168566), (34, 7515879), (42, 6084283), (51, 5010586), (102, 2505293), (119, 2147394), (238, 1073697), (357, 715798), (463, 551922), (714, 357899), (773, 330582), (926, 275961), (1389, 183974), (1546, 165291), (2319, 110194), (2778, 91987), (3241, 78846), (4638, 55097), (5411, 47226), (6482, 39423), (7871, 32466), (9723, 26282), (10822, 23613), (13141, 19446), (15742, 16233)]