1215209974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{359}}^1\times {\mathrm{613}}^1$

素因数の和:1236

約数の個数: 32

約数和(自身を含む): 2005274880

約数和(自身を除く): 790064906

約数列:

[1, 2, 11, 22, 251, 359, 502, 613, 718, 1226, 2761, 3949, 5522, 6743, 7898, 13486, 90109, 153863, 180218, 220067, 307726, 440134, 991199, 1692493, 1982398, 2420737, 3384986, 4841474, 55236817, 110473634, 607604987, 1215209974]

約数ペア:

[(1, 1215209974), (2, 607604987), (11, 110473634), (22, 55236817), (251, 4841474), (359, 3384986), (502, 2420737), (613, 1982398), (718, 1692493), (1226, 991199), (2761, 440134), (3949, 307726), (5522, 220067), (6743, 180218), (7898, 153863), (13486, 90109)]