42856758

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2447}}^1$

素因数の和:2601

約数の個数: 48

約数和(自身を含む): 106928640

約数和(自身を除く): 64071882

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 139, 278, 417, 834, 973, 1251, 1946, 2447, 2502, 2919, 4894, 5838, 7341, 8757, 14682, 17129, 17514, 22023, 34258, 44046, 51387, 102774, 154161, 308322, 340133, 680266, 1020399, 2040798, 2380931, 3061197, 4761862, 6122394, 7142793, 14285586, 21428379, 42856758]

約数ペア:

[(1, 42856758), (2, 21428379), (3, 14285586), (6, 7142793), (7, 6122394), (9, 4761862), (14, 3061197), (18, 2380931), (21, 2040798), (42, 1020399), (63, 680266), (126, 340133), (139, 308322), (278, 154161), (417, 102774), (834, 51387), (973, 44046), (1251, 34258), (1946, 22023), (2447, 17514), (2502, 17129), (2919, 14682), (4894, 8757), (5838, 7341)]