204558255

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{5231}}^1$

素因数の和:5332

約数の個数: 48

約数和(自身を含む): 391772160

約数和(自身を除く): 187213905

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 79, 99, 165, 237, 395, 495, 711, 869, 1185, 2607, 3555, 4345, 5231, 7821, 13035, 15693, 26155, 39105, 47079, 57541, 78465, 172623, 235395, 287705, 413249, 517869, 863115, 1239747, 2066245, 2589345, 3719241, 4545739, 6198735, 13637217, 18596205, 22728695, 40911651, 68186085, 204558255]

約数ペア:

[(1, 204558255), (3, 68186085), (5, 40911651), (9, 22728695), (11, 18596205), (15, 13637217), (33, 6198735), (45, 4545739), (55, 3719241), (79, 2589345), (99, 2066245), (165, 1239747), (237, 863115), (395, 517869), (495, 413249), (711, 287705), (869, 235395), (1185, 172623), (2607, 78465), (3555, 57541), (4345, 47079), (5231, 39105), (7821, 26155), (13035, 15693)]