202121517

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{3673}}^1$

素因数の和:3789

約数の個数: 32

約数和(自身を含む): 311084928

約数和(自身を除く): 108963411

約数列:

[1, 3, 13, 17, 39, 51, 83, 221, 249, 663, 1079, 1411, 3237, 3673, 4233, 11019, 18343, 47749, 55029, 62441, 143247, 187323, 304859, 811733, 914577, 2435199, 3963167, 5182603, 11889501, 15547809, 67373839, 202121517]

約数ペア:

[(1, 202121517), (3, 67373839), (13, 15547809), (17, 11889501), (39, 5182603), (51, 3963167), (83, 2435199), (221, 914577), (249, 811733), (663, 304859), (1079, 187323), (1411, 143247), (3237, 62441), (3673, 55029), (4233, 47749), (11019, 18343)]