67478775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9887}}^1$

素因数の和:9920

約数の個数: 48

約数和(自身を含む): 137324544

約数和(自身を除く): 69845769

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 65, 75, 91, 105, 175, 195, 273, 325, 455, 525, 975, 1365, 2275, 6825, 9887, 29661, 49435, 69209, 128531, 148305, 207627, 247175, 346045, 385593, 642655, 741525, 899717, 1038135, 1730225, 1927965, 2699151, 3213275, 4498585, 5190675, 9639825, 13495755, 22492925, 67478775]

約数ペア:

[(1, 67478775), (3, 22492925), (5, 13495755), (7, 9639825), (13, 5190675), (15, 4498585), (21, 3213275), (25, 2699151), (35, 1927965), (39, 1730225), (65, 1038135), (75, 899717), (91, 741525), (105, 642655), (175, 385593), (195, 346045), (273, 247175), (325, 207627), (455, 148305), (525, 128531), (975, 69209), (1365, 49435), (2275, 29661), (6825, 9887)]