31617916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 63705600

約数和(自身を除く): 32087684

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 157, 199, 253, 314, 398, 506, 628, 796, 1012, 1727, 2189, 3454, 3611, 4378, 4577, 6908, 7222, 8756, 9154, 14444, 18308, 31243, 39721, 50347, 62486, 79442, 100694, 124972, 158884, 201388, 343673, 687346, 718589, 1374692, 1437178, 2874356, 7904479, 15808958, 31617916]

約数ペア:

[(1, 31617916), (2, 15808958), (4, 7904479), (11, 2874356), (22, 1437178), (23, 1374692), (44, 718589), (46, 687346), (92, 343673), (157, 201388), (199, 158884), (253, 124972), (314, 100694), (398, 79442), (506, 62486), (628, 50347), (796, 39721), (1012, 31243), (1727, 18308), (2189, 14444), (3454, 9154), (3611, 8756), (4378, 7222), (4577, 6908)]