128379248

素因数分解:

$2^4\times {\mathrm{587}}^1\times {\mathrm{13669}}^1$

素因数の和:14264

約数の個数: 20

約数和(自身を含む): 249176760

約数和(自身を除く): 120797512

約数列:

[1, 2, 4, 8, 16, 587, 1174, 2348, 4696, 9392, 13669, 27338, 54676, 109352, 218704, 8023703, 16047406, 32094812, 64189624, 128379248]

約数ペア:

[(1, 128379248), (2, 64189624), (4, 32094812), (8, 16047406), (16, 8023703), (587, 218704), (1174, 109352), (2348, 54676), (4696, 27338), (9392, 13669)]