209260376

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{773}}^1$

素因数の和:948

約数の個数: 64

約数和(自身を含む): 448610400

約数和(自身を除く): 239350024

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 137, 152, 247, 274, 494, 548, 773, 988, 1096, 1546, 1781, 1976, 2603, 3092, 3562, 5206, 6184, 7124, 10049, 10412, 14248, 14687, 20098, 20824, 29374, 33839, 40196, 58748, 67678, 80392, 105901, 117496, 135356, 190931, 211802, 270712, 381862, 423604, 763724, 847208, 1376713, 1527448, 2012119, 2753426, 4024238, 5506852, 8048476, 11013704, 16096952, 26157547, 52315094, 104630188, 209260376]

約数ペア:

[(1, 209260376), (2, 104630188), (4, 52315094), (8, 26157547), (13, 16096952), (19, 11013704), (26, 8048476), (38, 5506852), (52, 4024238), (76, 2753426), (104, 2012119), (137, 1527448), (152, 1376713), (247, 847208), (274, 763724), (494, 423604), (548, 381862), (773, 270712), (988, 211802), (1096, 190931), (1546, 135356), (1781, 117496), (1976, 105901), (2603, 80392), (3092, 67678), (3562, 58748), (5206, 40196), (6184, 33839), (7124, 29374), (10049, 20824), (10412, 20098), (14248, 14687)]