81911928

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{69653}}^1$

素因数の和:69676

約数の個数: 48

約数和(自身を含む): 238216680

約数和(自身を除く): 156304752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 69653, 139306, 208959, 278612, 417918, 487571, 557224, 835836, 975142, 1462713, 1671672, 1950284, 2925426, 3412997, 3900568, 5850852, 6825994, 10238991, 11701704, 13651988, 20477982, 27303976, 40955964, 81911928]

約数ペア:

[(1, 81911928), (2, 40955964), (3, 27303976), (4, 20477982), (6, 13651988), (7, 11701704), (8, 10238991), (12, 6825994), (14, 5850852), (21, 3900568), (24, 3412997), (28, 2925426), (42, 1950284), (49, 1671672), (56, 1462713), (84, 975142), (98, 835836), (147, 557224), (168, 487571), (196, 417918), (294, 278612), (392, 208959), (588, 139306), (1176, 69653)]