205153984

素因数分解:

$2^6\times 7^2\times {\mathrm{65419}}^1$

素因数の和:65445

約数の個数: 42

約数和(自身を含む): 473575380

約数和(自身を除く): 268421396

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 65419, 130838, 261676, 457933, 523352, 915866, 1046704, 1831732, 2093408, 3205531, 3663464, 4186816, 6411062, 7326928, 12822124, 14653856, 25644248, 29307712, 51288496, 102576992, 205153984]

約数ペア:

[(1, 205153984), (2, 102576992), (4, 51288496), (7, 29307712), (8, 25644248), (14, 14653856), (16, 12822124), (28, 7326928), (32, 6411062), (49, 4186816), (56, 3663464), (64, 3205531), (98, 2093408), (112, 1831732), (196, 1046704), (224, 915866), (392, 523352), (448, 457933), (784, 261676), (1568, 130838), (3136, 65419)]