320021312

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{384641}}^1$

素因数の和:384666

約数の個数: 28

約数和(自身を含む): 683893476

約数和(自身を除く): 363872164

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 384641, 769282, 1538564, 3077128, 5000333, 6154256, 10000666, 12308512, 20001332, 24617024, 40002664, 80005328, 160010656, 320021312]

約数ペア:

[(1, 320021312), (2, 160010656), (4, 80005328), (8, 40002664), (13, 24617024), (16, 20001332), (26, 12308512), (32, 10000666), (52, 6154256), (64, 5000333), (104, 3077128), (208, 1538564), (416, 769282), (832, 384641)]