172286985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{23879}}^1$

素因数の和:23937

約数の個数: 32

約数和(自身を含む): 304899840

約数和(自身を除く): 132612855

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 7215, 23879, 71637, 119395, 310427, 358185, 883523, 931281, 1552135, 2650569, 4417615, 4656405, 11485799, 13252845, 34457397, 57428995, 172286985]

約数ペア:

[(1, 172286985), (3, 57428995), (5, 34457397), (13, 13252845), (15, 11485799), (37, 4656405), (39, 4417615), (65, 2650569), (111, 1552135), (185, 931281), (195, 883523), (481, 358185), (555, 310427), (1443, 119395), (2405, 71637), (7215, 23879)]