28913038749

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{619}}^1\times {\mathrm{4663}}^1$

素因数の和:5351

約数の個数: 64

約数和(自身を含む): 49968230400

約数和(自身を除く): 21055191651

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 159, 189, 371, 477, 619, 1113, 1431, 1857, 3339, 4333, 4663, 5571, 10017, 12999, 13989, 16713, 32641, 32807, 38997, 41967, 97923, 98421, 116991, 125901, 229649, 247139, 293769, 295263, 688947, 741417, 881307, 885789, 1729973, 2066841, 2224251, 2886397, 5189919, 6200523, 6672753, 8659191, 15569757, 20204779, 25977573, 46709271, 60614337, 77932719, 152979041, 181843011, 458937123, 545529033, 1070853287, 1376811369, 3212559861, 4130434107, 9637679583, 28913038749]

約数ペア:

[(1, 28913038749), (3, 9637679583), (7, 4130434107), (9, 3212559861), (21, 1376811369), (27, 1070853287), (53, 545529033), (63, 458937123), (159, 181843011), (189, 152979041), (371, 77932719), (477, 60614337), (619, 46709271), (1113, 25977573), (1431, 20204779), (1857, 15569757), (3339, 8659191), (4333, 6672753), (4663, 6200523), (5571, 5189919), (10017, 2886397), (12999, 2224251), (13989, 2066841), (16713, 1729973), (32641, 885789), (32807, 881307), (38997, 741417), (41967, 688947), (97923, 295263), (98421, 293769), (116991, 247139), (125901, 229649)]