661115392

素因数分解:

$2^9\times 7^1\times {\mathrm{184463}}^1$

素因数の和:184488

約数の個数: 40

約数和(自身を含む): 1509653376

約数和(自身を除く): 848537984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 184463, 368926, 737852, 1291241, 1475704, 2582482, 2951408, 5164964, 5902816, 10329928, 11805632, 20659856, 23611264, 41319712, 47222528, 82639424, 94445056, 165278848, 330557696, 661115392]

約数ペア:

[(1, 661115392), (2, 330557696), (4, 165278848), (7, 94445056), (8, 82639424), (14, 47222528), (16, 41319712), (28, 23611264), (32, 20659856), (56, 11805632), (64, 10329928), (112, 5902816), (128, 5164964), (224, 2951408), (256, 2582482), (448, 1475704), (512, 1291241), (896, 737852), (1792, 368926), (3584, 184463)]