30965337

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 51787008

約数和(自身を除く): 20821671

約数列:

[1, 3, 9, 13, 23, 37, 39, 69, 111, 117, 207, 299, 311, 333, 481, 851, 897, 933, 1443, 2553, 2691, 2799, 4043, 4329, 7153, 7659, 11063, 11507, 12129, 21459, 33189, 34521, 36387, 64377, 92989, 99567, 103563, 149591, 264661, 278967, 448773, 793983, 836901, 1346319, 2381949, 3440593, 10321779, 30965337]

約数ペア:

[(1, 30965337), (3, 10321779), (9, 3440593), (13, 2381949), (23, 1346319), (37, 836901), (39, 793983), (69, 448773), (111, 278967), (117, 264661), (207, 149591), (299, 103563), (311, 99567), (333, 92989), (481, 64377), (851, 36387), (897, 34521), (933, 33189), (1443, 21459), (2553, 12129), (2691, 11507), (2799, 11063), (4043, 7659), (4329, 7153)]