172965345

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{1693}}^1$

素因数の和:1854

約数の個数: 48

約数和(自身を含む): 324434880

約数和(自身を除く): 151469535

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 139, 147, 245, 417, 695, 735, 973, 1693, 2085, 2919, 4865, 5079, 6811, 8465, 11851, 14595, 20433, 25395, 34055, 35553, 59255, 82957, 102165, 177765, 235327, 248871, 414785, 705981, 1176635, 1244355, 1647289, 3529905, 4941867, 8236445, 11531023, 24709335, 34593069, 57655115, 172965345]

約数ペア:

[(1, 172965345), (3, 57655115), (5, 34593069), (7, 24709335), (15, 11531023), (21, 8236445), (35, 4941867), (49, 3529905), (105, 1647289), (139, 1244355), (147, 1176635), (245, 705981), (417, 414785), (695, 248871), (735, 235327), (973, 177765), (1693, 102165), (2085, 82957), (2919, 59255), (4865, 35553), (5079, 34055), (6811, 25395), (8465, 20433), (11851, 14595)]