2637964

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:374

約数の個数: 36

約数和(自身を含む): 5512584

約数和(自身を除く): 2874620

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 313, 602, 626, 1204, 1252, 2107, 2191, 4214, 4382, 8428, 8764, 13459, 15337, 26918, 30674, 53836, 61348, 94213, 188426, 376852, 659491, 1318982, 2637964]

約数ペア:

[(1, 2637964), (2, 1318982), (4, 659491), (7, 376852), (14, 188426), (28, 94213), (43, 61348), (49, 53836), (86, 30674), (98, 26918), (172, 15337), (196, 13459), (301, 8764), (313, 8428), (602, 4382), (626, 4214), (1204, 2191), (1252, 2107)]