198850456

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{154387}}^1$

素因数の和:154423

約数の個数: 32

約数和(自身を含む): 444637440

約数和(自身を除く): 245786984

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 154387, 308774, 617548, 1080709, 1235096, 2161418, 3550901, 4322836, 7101802, 8645672, 14203604, 24856307, 28407208, 49712614, 99425228, 198850456]

約数ペア:

[(1, 198850456), (2, 99425228), (4, 49712614), (7, 28407208), (8, 24856307), (14, 14203604), (23, 8645672), (28, 7101802), (46, 4322836), (56, 3550901), (92, 2161418), (161, 1235096), (184, 1080709), (322, 617548), (644, 308774), (1288, 154387)]