31149972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1741}}^1$

素因数の和:1829

約数の個数: 72

約数和(自身を含む): 91308672

約数和(自身を除く): 60158700

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1741, 1988, 2556, 2982, 3482, 4473, 5223, 5964, 6964, 8946, 10446, 12187, 15669, 17892, 20892, 24374, 31338, 36561, 48748, 62676, 73122, 109683, 123611, 146244, 219366, 247222, 370833, 438732, 494444, 741666, 865277, 1112499, 1483332, 1730554, 2224998, 2595831, 3461108, 4449996, 5191662, 7787493, 10383324, 15574986, 31149972]

約数ペア:

[(1, 31149972), (2, 15574986), (3, 10383324), (4, 7787493), (6, 5191662), (7, 4449996), (9, 3461108), (12, 2595831), (14, 2224998), (18, 1730554), (21, 1483332), (28, 1112499), (36, 865277), (42, 741666), (63, 494444), (71, 438732), (84, 370833), (126, 247222), (142, 219366), (213, 146244), (252, 123611), (284, 109683), (426, 73122), (497, 62676), (639, 48748), (852, 36561), (994, 31338), (1278, 24374), (1491, 20892), (1741, 17892), (1988, 15669), (2556, 12187), (2982, 10446), (3482, 8946), (4473, 6964), (5223, 5964)]