27806284

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{787}}^1$

素因数の和:886

約数の個数: 36

約数和(自身を含む): 54288472

約数和(自身を除く): 26482188

約数列:

[1, 2, 4, 11, 22, 44, 73, 121, 146, 242, 292, 484, 787, 803, 1574, 1606, 3148, 3212, 8657, 8833, 17314, 17666, 34628, 35332, 57451, 95227, 114902, 190454, 229804, 380908, 631961, 1263922, 2527844, 6951571, 13903142, 27806284]

約数ペア:

[(1, 27806284), (2, 13903142), (4, 6951571), (11, 2527844), (22, 1263922), (44, 631961), (73, 380908), (121, 229804), (146, 190454), (242, 114902), (292, 95227), (484, 57451), (787, 35332), (803, 34628), (1574, 17666), (1606, 17314), (3148, 8833), (3212, 8657)]