27720483903

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{44621}}^1$

素因数の和:44829

約数の個数: 64

約数和(自身を含む): 49691059200

約数和(自身を除く): 21970575297

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 173, 189, 399, 513, 519, 1197, 1211, 1557, 3287, 3591, 3633, 4671, 9861, 10899, 23009, 29583, 32697, 44621, 69027, 88749, 133863, 207081, 312347, 401589, 621243, 847799, 937041, 1204767, 2543397, 2811123, 5934593, 7630191, 7719433, 8433369, 17803779, 22890573, 23158299, 53411337, 54036031, 69474897, 146669227, 160234011, 162108093, 208424691, 440007681, 486324279, 1026684589, 1320023043, 1458972837, 3080053767, 3960069129, 9240161301, 27720483903]

約数ペア:

[(1, 27720483903), (3, 9240161301), (7, 3960069129), (9, 3080053767), (19, 1458972837), (21, 1320023043), (27, 1026684589), (57, 486324279), (63, 440007681), (133, 208424691), (171, 162108093), (173, 160234011), (189, 146669227), (399, 69474897), (513, 54036031), (519, 53411337), (1197, 23158299), (1211, 22890573), (1557, 17803779), (3287, 8433369), (3591, 7719433), (3633, 7630191), (4671, 5934593), (9861, 2811123), (10899, 2543397), (23009, 1204767), (29583, 937041), (32697, 847799), (44621, 621243), (69027, 401589), (88749, 312347), (133863, 207081)]