289746314

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{751}}^1$

素因数の和:867

約数の個数: 64

約数和(自身を含む): 545771520

約数和(自身を除く): 256025206

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 71, 142, 143, 209, 247, 286, 418, 494, 751, 781, 923, 1349, 1502, 1562, 1846, 2698, 2717, 5434, 8261, 9763, 10153, 14269, 14839, 16522, 17537, 19526, 20306, 28538, 29678, 35074, 53321, 106642, 107393, 156959, 185497, 192907, 214786, 313918, 370994, 385814, 586531, 693173, 1013099, 1173062, 1386346, 2026198, 2040467, 4080934, 7624903, 11144089, 13170287, 15249806, 22288178, 26340574, 144873157, 289746314]

約数ペア:

[(1, 289746314), (2, 144873157), (11, 26340574), (13, 22288178), (19, 15249806), (22, 13170287), (26, 11144089), (38, 7624903), (71, 4080934), (142, 2040467), (143, 2026198), (209, 1386346), (247, 1173062), (286, 1013099), (418, 693173), (494, 586531), (751, 385814), (781, 370994), (923, 313918), (1349, 214786), (1502, 192907), (1562, 185497), (1846, 156959), (2698, 107393), (2717, 106642), (5434, 53321), (8261, 35074), (9763, 29678), (10153, 28538), (14269, 20306), (14839, 19526), (16522, 17537)]