208293694

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 391910400

約数和(自身を除く): 183616706

約数列:

[1, 2, 7, 14, 19, 38, 41, 71, 82, 133, 142, 266, 269, 287, 497, 538, 574, 779, 994, 1349, 1558, 1883, 2698, 2911, 3766, 5111, 5453, 5822, 9443, 10222, 10906, 11029, 18886, 19099, 20377, 22058, 35777, 38198, 40754, 55309, 71554, 77203, 110618, 133693, 154406, 209551, 267386, 362881, 387163, 419102, 725762, 774326, 783059, 1466857, 1566118, 2540167, 2933714, 5080334, 5481413, 10962826, 14878121, 29756242, 104146847, 208293694]

約数ペア:

[(1, 208293694), (2, 104146847), (7, 29756242), (14, 14878121), (19, 10962826), (38, 5481413), (41, 5080334), (71, 2933714), (82, 2540167), (133, 1566118), (142, 1466857), (266, 783059), (269, 774326), (287, 725762), (497, 419102), (538, 387163), (574, 362881), (779, 267386), (994, 209551), (1349, 154406), (1558, 133693), (1883, 110618), (2698, 77203), (2911, 71554), (3766, 55309), (5111, 40754), (5453, 38198), (5822, 35777), (9443, 22058), (10222, 20377), (10906, 19099), (11029, 18886)]