12723958

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{599}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 22176000

約数和(自身を除く): 9452042

約数列:

[1, 2, 13, 19, 26, 38, 43, 86, 247, 494, 559, 599, 817, 1118, 1198, 1634, 7787, 10621, 11381, 15574, 21242, 22762, 25757, 51514, 147953, 295906, 334841, 489383, 669682, 978766, 6361979, 12723958]

約数ペア:

[(1, 12723958), (2, 6361979), (13, 978766), (19, 669682), (26, 489383), (38, 334841), (43, 295906), (86, 147953), (247, 51514), (494, 25757), (559, 22762), (599, 21242), (817, 15574), (1118, 11381), (1198, 10621), (1634, 7787)]