198828

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{263}}^1$

素因数の和:283

約数の個数: 48

約数和(自身を含む): 591360

約数和(自身を除く): 392532

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 263, 378, 526, 756, 789, 1052, 1578, 1841, 2367, 3156, 3682, 4734, 5523, 7101, 7364, 9468, 11046, 14202, 16569, 22092, 28404, 33138, 49707, 66276, 99414, 198828]

約数ペア:

[(1, 198828), (2, 99414), (3, 66276), (4, 49707), (6, 33138), (7, 28404), (9, 22092), (12, 16569), (14, 14202), (18, 11046), (21, 9468), (27, 7364), (28, 7101), (36, 5523), (42, 4734), (54, 3682), (63, 3156), (84, 2367), (108, 1841), (126, 1578), (189, 1052), (252, 789), (263, 756), (378, 526)]