221696208

素因数分解:

$2^4\times 3^2\times {\mathrm{1539557}}^1$

素因数の和:1539571

約数の個数: 30

約数和(自身を含む): 620441874

約数和(自身を除く): 398745666

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1539557, 3079114, 4618671, 6158228, 9237342, 12316456, 13856013, 18474684, 24632912, 27712026, 36949368, 55424052, 73898736, 110848104, 221696208]

約数ペア:

[(1, 221696208), (2, 110848104), (3, 73898736), (4, 55424052), (6, 36949368), (8, 27712026), (9, 24632912), (12, 18474684), (16, 13856013), (18, 12316456), (24, 9237342), (36, 6158228), (48, 4618671), (72, 3079114), (144, 1539557)]