30790773

素因数分解:

$3^8\times {\mathrm{13}}^1\times {\mathrm{19}}^2$

素因数の和:75

約数の個数: 54

約数和(自身を含む): 52491894

約数和(自身を除く): 21701121

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 243, 247, 351, 361, 513, 729, 741, 1053, 1083, 1539, 2187, 2223, 3159, 3249, 4617, 4693, 6561, 6669, 9477, 9747, 13851, 14079, 20007, 28431, 29241, 41553, 42237, 60021, 85293, 87723, 124659, 126711, 180063, 263169, 380133, 540189, 789507, 1140399, 1620567, 2368521, 3421197, 10263591, 30790773]

約数ペア:

[(1, 30790773), (3, 10263591), (9, 3421197), (13, 2368521), (19, 1620567), (27, 1140399), (39, 789507), (57, 540189), (81, 380133), (117, 263169), (171, 180063), (243, 126711), (247, 124659), (351, 87723), (361, 85293), (513, 60021), (729, 42237), (741, 41553), (1053, 29241), (1083, 28431), (1539, 20007), (2187, 14079), (2223, 13851), (3159, 9747), (3249, 9477), (4617, 6669), (4693, 6561)]