221529385

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{575401}}^1$

素因数の和:575424

約数の個数: 16

約数和(自身を含む): 331431552

約数和(自身を除く): 109902167

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 575401, 2877005, 4027807, 6329411, 20139035, 31647055, 44305877, 221529385]

約数ペア:

[(1, 221529385), (5, 44305877), (7, 31647055), (11, 20139035), (35, 6329411), (55, 4027807), (77, 2877005), (385, 575401)]