7712985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 15552000

約数和(自身を除く): 7839015

約数列:

[1, 3, 5, 7, 15, 17, 21, 29, 35, 51, 85, 87, 105, 119, 145, 149, 203, 255, 357, 435, 447, 493, 595, 609, 745, 1015, 1043, 1479, 1785, 2235, 2465, 2533, 3045, 3129, 3451, 4321, 5215, 7395, 7599, 10353, 12665, 12963, 15645, 17255, 17731, 21605, 30247, 37995, 51765, 53193, 64815, 73457, 88655, 90741, 151235, 220371, 265965, 367285, 453705, 514199, 1101855, 1542597, 2570995, 7712985]

約数ペア:

[(1, 7712985), (3, 2570995), (5, 1542597), (7, 1101855), (15, 514199), (17, 453705), (21, 367285), (29, 265965), (35, 220371), (51, 151235), (85, 90741), (87, 88655), (105, 73457), (119, 64815), (145, 53193), (149, 51765), (203, 37995), (255, 30247), (357, 21605), (435, 17731), (447, 17255), (493, 15645), (595, 12963), (609, 12665), (745, 10353), (1015, 7599), (1043, 7395), (1479, 5215), (1785, 4321), (2235, 3451), (2465, 3129), (2533, 3045)]