289739307

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{929}}^1$

素因数の和:1683

約数の個数: 32

約数和(自身を含む): 454970880

約数和(自身を除く): 165231573

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 727, 929, 2181, 2787, 7997, 9451, 10219, 12077, 23991, 28353, 30657, 36231, 103961, 132847, 311883, 398541, 675383, 2026149, 7429213, 8779979, 22287639, 26339937, 96579769, 289739307]

約数ペア:

[(1, 289739307), (3, 96579769), (11, 26339937), (13, 22287639), (33, 8779979), (39, 7429213), (143, 2026149), (429, 675383), (727, 398541), (929, 311883), (2181, 132847), (2787, 103961), (7997, 36231), (9451, 30657), (10219, 28353), (12077, 23991)]