128533509

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 206060400

約数和(自身を除く): 77526891

約数列:

[1, 3, 9, 13, 39, 73, 101, 117, 149, 219, 303, 447, 657, 909, 949, 1313, 1341, 1937, 2847, 3939, 5811, 7373, 8541, 10877, 11817, 15049, 17433, 22119, 32631, 45147, 66357, 95849, 97893, 135441, 141401, 195637, 287547, 424203, 586911, 862641, 1098577, 1272609, 1760733, 3295731, 9887193, 14281501, 42844503, 128533509]

約数ペア:

[(1, 128533509), (3, 42844503), (9, 14281501), (13, 9887193), (39, 3295731), (73, 1760733), (101, 1272609), (117, 1098577), (149, 862641), (219, 586911), (303, 424203), (447, 287547), (657, 195637), (909, 141401), (949, 135441), (1313, 97893), (1341, 95849), (1937, 66357), (2847, 45147), (3939, 32631), (5811, 22119), (7373, 17433), (8541, 15049), (10877, 11817)]