157216822

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{1399}}^1$

素因数の和:1780

約数の個数: 32

約数和(自身を含む): 282240000

約数和(自身を除く): 125023178

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 349, 698, 1399, 2443, 2798, 4886, 8027, 9793, 16054, 19586, 32177, 56189, 64354, 112378, 225239, 450478, 488251, 976502, 3417757, 6835514, 11229773, 22459546, 78608411, 157216822]

約数ペア:

[(1, 157216822), (2, 78608411), (7, 22459546), (14, 11229773), (23, 6835514), (46, 3417757), (161, 976502), (322, 488251), (349, 450478), (698, 225239), (1399, 112378), (2443, 64354), (2798, 56189), (4886, 32177), (8027, 19586), (9793, 16054)]