39020865

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 72576000

約数和(自身を除く): 33555135

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 79, 85, 149, 195, 221, 237, 255, 395, 447, 663, 745, 1027, 1105, 1185, 1343, 1937, 2235, 2533, 3081, 3315, 4029, 5135, 5811, 6715, 7599, 9685, 11771, 12665, 15405, 17459, 20145, 29055, 32929, 35313, 37995, 52377, 58855, 87295, 98787, 153023, 164645, 176565, 200107, 261885, 459069, 493935, 600321, 765115, 1000535, 2295345, 2601391, 3001605, 7804173, 13006955, 39020865]

約数ペア:

[(1, 39020865), (3, 13006955), (5, 7804173), (13, 3001605), (15, 2601391), (17, 2295345), (39, 1000535), (51, 765115), (65, 600321), (79, 493935), (85, 459069), (149, 261885), (195, 200107), (221, 176565), (237, 164645), (255, 153023), (395, 98787), (447, 87295), (663, 58855), (745, 52377), (1027, 37995), (1105, 35313), (1185, 32929), (1343, 29055), (1937, 20145), (2235, 17459), (2533, 15405), (3081, 12665), (3315, 11771), (4029, 9685), (5135, 7599), (5811, 6715)]