219906470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{9491}}^1$

素因数の和:9836

約数の個数: 32

約数和(自身を含む): 453793536

約数和(自身を除く): 233887066

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 331, 662, 1655, 2317, 3310, 4634, 9491, 11585, 18982, 23170, 47455, 66437, 94910, 132874, 332185, 664370, 3141521, 6283042, 15707605, 21990647, 31415210, 43981294, 109953235, 219906470]

約数ペア:

[(1, 219906470), (2, 109953235), (5, 43981294), (7, 31415210), (10, 21990647), (14, 15707605), (35, 6283042), (70, 3141521), (331, 664370), (662, 332185), (1655, 132874), (2317, 94910), (3310, 66437), (4634, 47455), (9491, 23170), (11585, 18982)]