1900992401

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{60659}}^1$

素因数の和:60725

約数の個数: 24

約数和(自身を含む): 2452605120

約数和(自身を除く): 551612719

約数列:

[1, 7, 11, 37, 77, 121, 259, 407, 847, 2849, 4477, 31339, 60659, 424613, 667249, 2244383, 4670743, 7339739, 15710681, 24688213, 51378173, 172817491, 271570343, 1900992401]

約数ペア:

[(1, 1900992401), (7, 271570343), (11, 172817491), (37, 51378173), (77, 24688213), (121, 15710681), (259, 7339739), (407, 4670743), (847, 2244383), (2849, 667249), (4477, 424613), (31339, 60659)]