22152515

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{353}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 33440256

約数和(自身を除く): 11287741

約数列:

[1, 5, 7, 11, 35, 55, 77, 163, 353, 385, 815, 1141, 1765, 1793, 2471, 3883, 5705, 8965, 12355, 12551, 19415, 27181, 57539, 62755, 135905, 287695, 402773, 632929, 2013865, 3164645, 4430503, 22152515]

約数ペア:

[(1, 22152515), (5, 4430503), (7, 3164645), (11, 2013865), (35, 632929), (55, 402773), (77, 287695), (163, 135905), (353, 62755), (385, 57539), (815, 27181), (1141, 19415), (1765, 12551), (1793, 12355), (2471, 8965), (3883, 5705)]