64661912

素因数分解:

$2^3\times 7^1\times {\mathrm{487}}^1\times {\mathrm{2371}}^1$

素因数の和:2871

約数の個数: 32

約数和(自身を含む): 138904320

約数和(自身を除く): 74242408

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 487, 974, 1948, 2371, 3409, 3896, 4742, 6818, 9484, 13636, 16597, 18968, 27272, 33194, 66388, 132776, 1154677, 2309354, 4618708, 8082739, 9237416, 16165478, 32330956, 64661912]

約数ペア:

[(1, 64661912), (2, 32330956), (4, 16165478), (7, 9237416), (8, 8082739), (14, 4618708), (28, 2309354), (56, 1154677), (487, 132776), (974, 66388), (1948, 33194), (2371, 27272), (3409, 18968), (3896, 16597), (4742, 13636), (6818, 9484)]