51531942

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1571}}^1$

素因数の和:1665

約数の個数: 64

約数和(自身を含む): 130387968

約数和(自身を除く): 78856026

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 71, 77, 142, 154, 213, 231, 426, 462, 497, 781, 994, 1491, 1562, 1571, 2343, 2982, 3142, 4686, 4713, 5467, 9426, 10934, 10997, 16401, 17281, 21994, 32802, 32991, 34562, 51843, 65982, 103686, 111541, 120967, 223082, 241934, 334623, 362901, 669246, 725802, 780787, 1226951, 1561574, 2342361, 2453902, 3680853, 4684722, 7361706, 8588657, 17177314, 25765971, 51531942]

約数ペア:

[(1, 51531942), (2, 25765971), (3, 17177314), (6, 8588657), (7, 7361706), (11, 4684722), (14, 3680853), (21, 2453902), (22, 2342361), (33, 1561574), (42, 1226951), (66, 780787), (71, 725802), (77, 669246), (142, 362901), (154, 334623), (213, 241934), (231, 223082), (426, 120967), (462, 111541), (497, 103686), (781, 65982), (994, 51843), (1491, 34562), (1562, 32991), (1571, 32802), (2343, 21994), (2982, 17281), (3142, 16401), (4686, 10997), (4713, 10934), (5467, 9426)]