30876909

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{7243}}^1$

素因数の和:7289

約数の個数: 24

約数和(自身を含む): 49548960

約数和(自身を除く): 18672051

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 7243, 21729, 50701, 152103, 210047, 354907, 630141, 1064721, 1470329, 4410987, 10292303, 30876909]

約数ペア:

[(1, 30876909), (3, 10292303), (7, 4410987), (21, 1470329), (29, 1064721), (49, 630141), (87, 354907), (147, 210047), (203, 152103), (609, 50701), (1421, 21729), (4263, 7243)]