73721221

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{953}}^1$

素因数の和:1260

約数の個数: 16

約数和(自身を含む): 86638464

約数和(自身を除く): 12917243

約数列:

[1, 7, 43, 257, 301, 953, 1799, 6671, 11051, 40979, 77357, 244921, 286853, 1714447, 10531603, 73721221]

約数ペア:

[(1, 73721221), (7, 10531603), (43, 1714447), (257, 286853), (301, 244921), (953, 77357), (1799, 40979), (6671, 11051)]