404895504

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{648871}}^1$

素因数の和:648895

約数の個数: 40

約数和(自身を含む): 1126441792

約数和(自身を除く): 721546288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 648871, 1297742, 1946613, 2595484, 3893226, 5190968, 7786452, 8435323, 10381936, 15572904, 16870646, 25305969, 31145808, 33741292, 50611938, 67482584, 101223876, 134965168, 202447752, 404895504]

約数ペア:

[(1, 404895504), (2, 202447752), (3, 134965168), (4, 101223876), (6, 67482584), (8, 50611938), (12, 33741292), (13, 31145808), (16, 25305969), (24, 16870646), (26, 15572904), (39, 10381936), (48, 8435323), (52, 7786452), (78, 5190968), (104, 3893226), (156, 2595484), (208, 1946613), (312, 1297742), (624, 648871)]