2638336509

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{3407}}^1$

素因数の和:3511

約数の個数: 64

約数和(自身を含む): 4318617600

約数和(自身を除く): 1680281091

約数列:

[1, 3, 9, 23, 27, 29, 43, 69, 87, 129, 207, 261, 387, 621, 667, 783, 989, 1161, 1247, 2001, 2967, 3407, 3741, 6003, 8901, 10221, 11223, 18009, 26703, 28681, 30663, 33669, 78361, 86043, 91989, 98803, 146501, 235083, 258129, 296409, 439503, 705249, 774387, 889227, 1318509, 2115747, 2272469, 2667681, 3369523, 3955527, 4248529, 6817407, 10108569, 12745587, 20452221, 30325707, 38236761, 61356663, 90977121, 97716167, 114710283, 293148501, 879445503, 2638336509]

約数ペア:

[(1, 2638336509), (3, 879445503), (9, 293148501), (23, 114710283), (27, 97716167), (29, 90977121), (43, 61356663), (69, 38236761), (87, 30325707), (129, 20452221), (207, 12745587), (261, 10108569), (387, 6817407), (621, 4248529), (667, 3955527), (783, 3369523), (989, 2667681), (1161, 2272469), (1247, 2115747), (2001, 1318509), (2967, 889227), (3407, 774387), (3741, 705249), (6003, 439503), (8901, 296409), (10221, 258129), (11223, 235083), (18009, 146501), (26703, 98803), (28681, 91989), (30663, 86043), (33669, 78361)]