253515984

素因数分解:

$2^4\times 3^1\times {\mathrm{139}}^1\times {\mathrm{37997}}^1$

素因数の和:38147

約数の個数: 40

約数和(自身を含む): 659645280

約数和(自身を除く): 406129296

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 139, 278, 417, 556, 834, 1112, 1668, 2224, 3336, 6672, 37997, 75994, 113991, 151988, 227982, 303976, 455964, 607952, 911928, 1823856, 5281583, 10563166, 15844749, 21126332, 31689498, 42252664, 63378996, 84505328, 126757992, 253515984]

約数ペア:

[(1, 253515984), (2, 126757992), (3, 84505328), (4, 63378996), (6, 42252664), (8, 31689498), (12, 21126332), (16, 15844749), (24, 10563166), (48, 5281583), (139, 1823856), (278, 911928), (417, 607952), (556, 455964), (834, 303976), (1112, 227982), (1668, 151988), (2224, 113991), (3336, 75994), (6672, 37997)]