321746048

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{193357}}^1$

素因数の和:193384

約数の個数: 32

約数和(自身を含む): 690288060

約数和(自身を除く): 368542012

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 193357, 386714, 773428, 1546856, 2513641, 3093712, 5027282, 6187424, 10054564, 12374848, 20109128, 24749696, 40218256, 80436512, 160873024, 321746048]

約数ペア:

[(1, 321746048), (2, 160873024), (4, 80436512), (8, 40218256), (13, 24749696), (16, 20109128), (26, 12374848), (32, 10054564), (52, 6187424), (64, 5027282), (104, 3093712), (128, 2513641), (208, 1546856), (416, 773428), (832, 386714), (1664, 193357)]