31605021

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4967}}^1$

素因数の和:5081

約数の個数: 24

約数和(自身を含む): 52700544

約数和(自身を除く): 21095523

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 707, 909, 2121, 4967, 6363, 14901, 34769, 44703, 104307, 312921, 501667, 1505001, 3511669, 4515003, 10535007, 31605021]

約数ペア:

[(1, 31605021), (3, 10535007), (7, 4515003), (9, 3511669), (21, 1505001), (63, 501667), (101, 312921), (303, 104307), (707, 44703), (909, 34769), (2121, 14901), (4967, 6363)]