211374135

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{671029}}^1$

素因数の和:671047

約数の個数: 24

約数和(自身を含む): 418722720

約数和(自身を除く): 207348585

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 671029, 2013087, 3355145, 4697203, 6039261, 10065435, 14091609, 23486015, 30196305, 42274827, 70458045, 211374135]

約数ペア:

[(1, 211374135), (3, 70458045), (5, 42274827), (7, 30196305), (9, 23486015), (15, 14091609), (21, 10065435), (35, 6039261), (45, 4697203), (63, 3355145), (105, 2013087), (315, 671029)]