1249276565

素因数分解:

$5^1\times {\mathrm{191}}^1\times {\mathrm{811}}^1\times {\mathrm{1613}}^1$

素因数の和:2620

約数の個数: 16

約数和(自身を含む): 1509774336

約数和(自身を除く): 260497771

約数列:

[1, 5, 191, 811, 955, 1613, 4055, 8065, 154901, 308083, 774505, 1308143, 1540415, 6540715, 249855313, 1249276565]

約数ペア:

[(1, 1249276565), (5, 249855313), (191, 6540715), (811, 1540415), (955, 1308143), (1613, 774505), (4055, 308083), (8065, 154901)]