816443342

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1297}}^1$

素因数の和:1425

約数の個数: 64

約数和(自身を含む): 1507258368

約数和(自身を除く): 690815026

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 71, 142, 143, 286, 341, 403, 682, 781, 806, 923, 1297, 1562, 1846, 2201, 2594, 4402, 4433, 8866, 10153, 14267, 16861, 20306, 24211, 28534, 28613, 33722, 40207, 48422, 57226, 80414, 92087, 184174, 185471, 314743, 370942, 442277, 522691, 629486, 884554, 1012957, 1045382, 1197131, 2025914, 2394262, 2854697, 5709394, 5749601, 11499202, 13168441, 26336882, 31401667, 37111061, 62803334, 74222122, 408221671, 816443342]

約数ペア:

[(1, 816443342), (2, 408221671), (11, 74222122), (13, 62803334), (22, 37111061), (26, 31401667), (31, 26336882), (62, 13168441), (71, 11499202), (142, 5749601), (143, 5709394), (286, 2854697), (341, 2394262), (403, 2025914), (682, 1197131), (781, 1045382), (806, 1012957), (923, 884554), (1297, 629486), (1562, 522691), (1846, 442277), (2201, 370942), (2594, 314743), (4402, 185471), (4433, 184174), (8866, 92087), (10153, 80414), (14267, 57226), (16861, 48422), (20306, 40207), (24211, 33722), (28534, 28613)]