28239328

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{67883}}^1$

素因数の和:67906

約数の個数: 24

約数和(自身を含む): 59873688

約数和(自身を除く): 31634360

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 67883, 135766, 271532, 543064, 882479, 1086128, 1764958, 2172256, 3529916, 7059832, 14119664, 28239328]

約数ペア:

[(1, 28239328), (2, 14119664), (4, 7059832), (8, 3529916), (13, 2172256), (16, 1764958), (26, 1086128), (32, 882479), (52, 543064), (104, 271532), (208, 135766), (416, 67883)]