208021935

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{607}}^1$

素因数の和:724

約数の個数: 64

約数和(自身を含む): 381026304

約数和(自身を除く): 173004369

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 67, 93, 155, 165, 201, 335, 341, 465, 607, 737, 1005, 1023, 1705, 1821, 2077, 2211, 3035, 3685, 5115, 6231, 6677, 9105, 10385, 11055, 18817, 20031, 22847, 31155, 33385, 40669, 56451, 68541, 94085, 100155, 114235, 122007, 203345, 206987, 282255, 342705, 447359, 610035, 620961, 1034935, 1260739, 1342077, 2236795, 3104805, 3782217, 6303695, 6710385, 13868129, 18911085, 41604387, 69340645, 208021935]

約数ペア:

[(1, 208021935), (3, 69340645), (5, 41604387), (11, 18911085), (15, 13868129), (31, 6710385), (33, 6303695), (55, 3782217), (67, 3104805), (93, 2236795), (155, 1342077), (165, 1260739), (201, 1034935), (335, 620961), (341, 610035), (465, 447359), (607, 342705), (737, 282255), (1005, 206987), (1023, 203345), (1705, 122007), (1821, 114235), (2077, 100155), (2211, 94085), (3035, 68541), (3685, 56451), (5115, 40669), (6231, 33385), (6677, 31155), (9105, 22847), (10385, 20031), (11055, 18817)]