216810828

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{1637}}^1$

素因数の和:1943

約数の個数: 72

約数和(自身を含む): 592654608

約数和(自身を除く): 375843780

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 283, 468, 566, 849, 1132, 1637, 1698, 2547, 3274, 3396, 3679, 4911, 5094, 6548, 7358, 9822, 10188, 11037, 14716, 14733, 19644, 21281, 22074, 29466, 33111, 42562, 44148, 58932, 63843, 66222, 85124, 127686, 132444, 191529, 255372, 383058, 463271, 766116, 926542, 1389813, 1853084, 2779626, 4169439, 5559252, 6022523, 8338878, 12045046, 16677756, 18067569, 24090092, 36135138, 54202707, 72270276, 108405414, 216810828]

約数ペア:

[(1, 216810828), (2, 108405414), (3, 72270276), (4, 54202707), (6, 36135138), (9, 24090092), (12, 18067569), (13, 16677756), (18, 12045046), (26, 8338878), (36, 6022523), (39, 5559252), (52, 4169439), (78, 2779626), (117, 1853084), (156, 1389813), (234, 926542), (283, 766116), (468, 463271), (566, 383058), (849, 255372), (1132, 191529), (1637, 132444), (1698, 127686), (2547, 85124), (3274, 66222), (3396, 63843), (3679, 58932), (4911, 44148), (5094, 42562), (6548, 33111), (7358, 29466), (9822, 22074), (10188, 21281), (11037, 19644), (14716, 14733)]