551098535

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^2$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 758840544

約数和(自身を除く): 207742009

約数列:

[1, 5, 13, 37, 43, 65, 73, 185, 215, 365, 481, 559, 949, 1591, 2405, 2701, 2795, 3139, 4745, 5329, 7955, 13505, 15695, 20683, 26645, 35113, 40807, 69277, 103415, 116143, 175565, 197173, 204035, 229147, 346385, 580715, 985865, 1145735, 1509859, 2563249, 2978911, 7549295, 8478439, 12816245, 14894555, 42392195, 110219707, 551098535]

約数ペア:

[(1, 551098535), (5, 110219707), (13, 42392195), (37, 14894555), (43, 12816245), (65, 8478439), (73, 7549295), (185, 2978911), (215, 2563249), (365, 1509859), (481, 1145735), (559, 985865), (949, 580715), (1591, 346385), (2405, 229147), (2701, 204035), (2795, 197173), (3139, 175565), (4745, 116143), (5329, 103415), (7955, 69277), (13505, 40807), (15695, 35113), (20683, 26645)]