281172387

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 395366400

約数和(自身を除く): 114194013

約数列:

[1, 3, 31, 93, 103, 149, 197, 309, 447, 591, 3193, 4619, 6107, 9579, 13857, 15347, 18321, 20291, 29353, 46041, 60873, 88059, 475757, 629021, 909943, 1427271, 1887063, 2729829, 3023359, 9070077, 93724129, 281172387]

約数ペア:

[(1, 281172387), (3, 93724129), (31, 9070077), (93, 3023359), (103, 2729829), (149, 1887063), (197, 1427271), (309, 909943), (447, 629021), (591, 475757), (3193, 88059), (4619, 60873), (6107, 46041), (9579, 29353), (13857, 20291), (15347, 18321)]