2102156965

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{70271}}^1$

素因数の和:70500

約数の個数: 16

約数和(自身を含む): 2617491456

約数和(自身を除く): 515334491

約数列:

[1, 5, 31, 155, 193, 965, 5983, 29915, 70271, 351355, 2178401, 10892005, 13562303, 67811515, 420431393, 2102156965]

約数ペア:

[(1, 2102156965), (5, 420431393), (31, 67811515), (155, 13562303), (193, 10892005), (965, 2178401), (5983, 351355), (29915, 70271)]