161990208

素因数分解:

$2^6\times 3^2\times {\mathrm{281233}}^1$

素因数の和:281251

約数の個数: 42

約数和(自身を含む): 464317334

約数和(自身を除く): 302327126

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 281233, 562466, 843699, 1124932, 1687398, 2249864, 2531097, 3374796, 4499728, 5062194, 6749592, 8999456, 10124388, 13499184, 17998912, 20248776, 26998368, 40497552, 53996736, 80995104, 161990208]

約数ペア:

[(1, 161990208), (2, 80995104), (3, 53996736), (4, 40497552), (6, 26998368), (8, 20248776), (9, 17998912), (12, 13499184), (16, 10124388), (18, 8999456), (24, 6749592), (32, 5062194), (36, 4499728), (48, 3374796), (64, 2531097), (72, 2249864), (96, 1687398), (144, 1124932), (192, 843699), (288, 562466), (576, 281233)]