5640921

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1$

素因数の和:523

約数の個数: 40

約数和(自身を含む): 9920064

約数和(自身を除く): 4279143

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 297, 351, 429, 487, 891, 1053, 1287, 1461, 3861, 4383, 5357, 6331, 11583, 13149, 16071, 18993, 39447, 48213, 56979, 69641, 144639, 170937, 208923, 433917, 512811, 626769, 1880307, 5640921]

約数ペア:

[(1, 5640921), (3, 1880307), (9, 626769), (11, 512811), (13, 433917), (27, 208923), (33, 170937), (39, 144639), (81, 69641), (99, 56979), (117, 48213), (143, 39447), (297, 18993), (351, 16071), (429, 13149), (487, 11583), (891, 6331), (1053, 5357), (1287, 4383), (1461, 3861)]