72457492

素因数分解:

$2^2\times {\mathrm{199}}^1\times {\mathrm{227}}^1\times {\mathrm{401}}^1$

素因数の和:831

約数の個数: 24

約数和(自身を含む): 128318400

約数和(自身を除く): 55860908

約数列:

[1, 2, 4, 199, 227, 398, 401, 454, 796, 802, 908, 1604, 45173, 79799, 90346, 91027, 159598, 180692, 182054, 319196, 364108, 18114373, 36228746, 72457492]

約数ペア:

[(1, 72457492), (2, 36228746), (4, 18114373), (199, 364108), (227, 319196), (398, 182054), (401, 180692), (454, 159598), (796, 91027), (802, 90346), (908, 79799), (1604, 45173)]