261407916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{8573}}^1$

素因数の和:8612

約数の個数: 108

約数和(自身を含む): 830168976

約数和(自身を除く): 568761060

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 121, 126, 132, 154, 198, 231, 242, 252, 308, 363, 396, 462, 484, 693, 726, 847, 924, 1089, 1386, 1452, 1694, 2178, 2541, 2772, 3388, 4356, 5082, 7623, 8573, 10164, 15246, 17146, 25719, 30492, 34292, 51438, 60011, 77157, 94303, 102876, 120022, 154314, 180033, 188606, 240044, 282909, 308628, 360066, 377212, 540099, 565818, 660121, 720132, 848727, 1037333, 1080198, 1131636, 1320242, 1697454, 1980363, 2074666, 2160396, 2640484, 3111999, 3394908, 3960726, 4149332, 5941089, 6223998, 7261331, 7921452, 9335997, 11882178, 12447996, 14522662, 18671994, 21783993, 23764356, 29045324, 37343988, 43567986, 65351979, 87135972, 130703958, 261407916]

約数ペア:

[(1, 261407916), (2, 130703958), (3, 87135972), (4, 65351979), (6, 43567986), (7, 37343988), (9, 29045324), (11, 23764356), (12, 21783993), (14, 18671994), (18, 14522662), (21, 12447996), (22, 11882178), (28, 9335997), (33, 7921452), (36, 7261331), (42, 6223998), (44, 5941089), (63, 4149332), (66, 3960726), (77, 3394908), (84, 3111999), (99, 2640484), (121, 2160396), (126, 2074666), (132, 1980363), (154, 1697454), (198, 1320242), (231, 1131636), (242, 1080198), (252, 1037333), (308, 848727), (363, 720132), (396, 660121), (462, 565818), (484, 540099), (693, 377212), (726, 360066), (847, 308628), (924, 282909), (1089, 240044), (1386, 188606), (1452, 180033), (1694, 154314), (2178, 120022), (2541, 102876), (2772, 94303), (3388, 77157), (4356, 60011), (5082, 51438), (7623, 34292), (8573, 30492), (10164, 25719), (15246, 17146)]