260412921

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{197}}^1\times {\mathrm{283}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 391374720

約数和(自身を除く): 130961799

約数列:

[1, 3, 9, 27, 173, 197, 283, 519, 591, 849, 1557, 1773, 2547, 4671, 5319, 7641, 34081, 48959, 55751, 102243, 146877, 167253, 306729, 440631, 501759, 920187, 1321893, 1505277, 9644923, 28934769, 86804307, 260412921]

約数ペア:

[(1, 260412921), (3, 86804307), (9, 28934769), (27, 9644923), (173, 1505277), (197, 1321893), (283, 920187), (519, 501759), (591, 440631), (849, 306729), (1557, 167253), (1773, 146877), (2547, 102243), (4671, 55751), (5319, 48959), (7641, 34081)]