245280286

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 385414848

約数和(自身を除く): 140134562

約数列:

[1, 2, 41, 82, 103, 113, 206, 226, 257, 514, 4223, 4633, 8446, 9266, 10537, 11639, 21074, 23278, 26471, 29041, 52942, 58082, 477199, 954398, 1085311, 1190681, 2170622, 2381362, 2991223, 5982446, 122640143, 245280286]

約数ペア:

[(1, 245280286), (2, 122640143), (41, 5982446), (82, 2991223), (103, 2381362), (113, 2170622), (206, 1190681), (226, 1085311), (257, 954398), (514, 477199), (4223, 58082), (4633, 52942), (8446, 29041), (9266, 26471), (10537, 23278), (11639, 21074)]