2080343811

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 3467520000

約数和(自身を除く): 1387176189

約数列:

[1, 3, 7, 13, 21, 39, 91, 149, 199, 257, 273, 447, 597, 771, 1043, 1393, 1799, 1937, 2587, 3129, 3341, 4179, 5397, 5811, 7761, 10023, 13559, 18109, 23387, 29651, 38293, 40677, 51143, 54327, 70161, 88953, 114879, 153429, 207557, 268051, 358001, 385463, 497809, 622671, 664859, 804153, 1074003, 1156389, 1493427, 1994577, 2698241, 3484663, 4654013, 7620307, 8094723, 10453989, 13962039, 22860921, 53342149, 99063991, 160026447, 297191973, 693447937, 2080343811]

約数ペア:

[(1, 2080343811), (3, 693447937), (7, 297191973), (13, 160026447), (21, 99063991), (39, 53342149), (91, 22860921), (149, 13962039), (199, 10453989), (257, 8094723), (273, 7620307), (447, 4654013), (597, 3484663), (771, 2698241), (1043, 1994577), (1393, 1493427), (1799, 1156389), (1937, 1074003), (2587, 804153), (3129, 664859), (3341, 622671), (4179, 497809), (5397, 385463), (5811, 358001), (7761, 268051), (10023, 207557), (13559, 153429), (18109, 114879), (23387, 88953), (29651, 70161), (38293, 54327), (40677, 51143)]