7839678

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:333

約数の個数: 64

約数和(自身を含む): 19906560

約数和(自身を除く): 12066882

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 71, 77, 142, 154, 213, 231, 239, 426, 462, 478, 497, 717, 781, 994, 1434, 1491, 1562, 1673, 2343, 2629, 2982, 3346, 4686, 5019, 5258, 5467, 7887, 10038, 10934, 15774, 16401, 16969, 18403, 32802, 33938, 36806, 50907, 55209, 101814, 110418, 118783, 186659, 237566, 356349, 373318, 559977, 712698, 1119954, 1306613, 2613226, 3919839, 7839678]

約数ペア:

[(1, 7839678), (2, 3919839), (3, 2613226), (6, 1306613), (7, 1119954), (11, 712698), (14, 559977), (21, 373318), (22, 356349), (33, 237566), (42, 186659), (66, 118783), (71, 110418), (77, 101814), (142, 55209), (154, 50907), (213, 36806), (231, 33938), (239, 32802), (426, 18403), (462, 16969), (478, 16401), (497, 15774), (717, 10934), (781, 10038), (994, 7887), (1434, 5467), (1491, 5258), (1562, 5019), (1673, 4686), (2343, 3346), (2629, 2982)]