861744

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1381}}^1$

素因数の和:1405

約数の個数: 40

約数和(自身を含む): 2399152

約数和(自身を除く): 1537408

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 1381, 2762, 4143, 5524, 8286, 11048, 16572, 17953, 22096, 33144, 35906, 53859, 66288, 71812, 107718, 143624, 215436, 287248, 430872, 861744]

約数ペア:

[(1, 861744), (2, 430872), (3, 287248), (4, 215436), (6, 143624), (8, 107718), (12, 71812), (13, 66288), (16, 53859), (24, 35906), (26, 33144), (39, 22096), (48, 17953), (52, 16572), (78, 11048), (104, 8286), (156, 5524), (208, 4143), (312, 2762), (624, 1381)]