128224304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{616463}}^1$

素因数の和:616484

約数の個数: 20

約数和(自身を含む): 267545376

約数和(自身を除く): 139321072

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 616463, 1232926, 2465852, 4931704, 8014019, 9863408, 16028038, 32056076, 64112152, 128224304]

約数ペア:

[(1, 128224304), (2, 64112152), (4, 32056076), (8, 16028038), (13, 9863408), (16, 8014019), (26, 4931704), (52, 2465852), (104, 1232926), (208, 616463)]