389667028

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{919}}^1\times {\mathrm{1493}}^1$

素因数の和:2487

約数の個数: 24

約数和(自身を含む): 692737920

約数和(自身を除く): 303070892

約数列:

[1, 2, 4, 71, 142, 284, 919, 1493, 1838, 2986, 3676, 5972, 65249, 106003, 130498, 212006, 260996, 424012, 1372067, 2744134, 5488268, 97416757, 194833514, 389667028]

約数ペア:

[(1, 389667028), (2, 194833514), (4, 97416757), (71, 5488268), (142, 2744134), (284, 1372067), (919, 424012), (1493, 260996), (1838, 212006), (2986, 130498), (3676, 106003), (5972, 65249)]