87565972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{4019}}^1$

素因数の和:4455

約数の個数: 24

約数和(自身を含む): 165463200

約数和(自身を除く): 77897228

約数列:

[1, 2, 4, 13, 26, 52, 419, 838, 1676, 4019, 5447, 8038, 10894, 16076, 21788, 52247, 104494, 208988, 1683961, 3367922, 6735844, 21891493, 43782986, 87565972]

約数ペア:

[(1, 87565972), (2, 43782986), (4, 21891493), (13, 6735844), (26, 3367922), (52, 1683961), (419, 208988), (838, 104494), (1676, 52247), (4019, 21788), (5447, 16076), (8038, 10894)]