128480944

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{349133}}^1$

素因数の和:349164

約数の個数: 20

約数和(自身を含む): 259755696

約数和(自身を除く): 131274752

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 349133, 698266, 1396532, 2793064, 5586128, 8030059, 16060118, 32120236, 64240472, 128480944]

約数ペア:

[(1, 128480944), (2, 64240472), (4, 32120236), (8, 16060118), (16, 8030059), (23, 5586128), (46, 2793064), (92, 1396532), (184, 698266), (368, 349133)]