2008311921

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{3673}}^1$

素因数の和:3963

約数の個数: 64

約数和(自身を含む): 3724554240

約数和(自身を除く): 1716242319

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 263, 297, 693, 789, 1841, 2079, 2367, 2893, 3673, 5523, 7101, 8679, 11019, 16569, 20251, 25711, 26037, 33057, 40403, 49707, 60753, 77133, 78111, 99171, 121209, 182259, 231399, 282821, 363627, 546777, 694197, 848463, 965999, 1090881, 2545389, 2897997, 6761993, 7636167, 8693991, 10625989, 20285979, 26081973, 31877967, 60857937, 74381923, 95633901, 182573811, 223145769, 286901703, 669437307, 2008311921]

約数ペア:

[(1, 2008311921), (3, 669437307), (7, 286901703), (9, 223145769), (11, 182573811), (21, 95633901), (27, 74381923), (33, 60857937), (63, 31877967), (77, 26081973), (99, 20285979), (189, 10625989), (231, 8693991), (263, 7636167), (297, 6761993), (693, 2897997), (789, 2545389), (1841, 1090881), (2079, 965999), (2367, 848463), (2893, 694197), (3673, 546777), (5523, 363627), (7101, 282821), (8679, 231399), (11019, 182259), (16569, 121209), (20251, 99171), (25711, 78111), (26037, 77133), (33057, 60753), (40403, 49707)]