56657475

素因数分解:

$3^4\times 5^2\times 7^2\times {\mathrm{571}}^1$

素因数の和:607

約数の個数: 90

約数和(自身を含む): 122297604

約数和(自身を除く): 65640129

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 81, 105, 135, 147, 175, 189, 225, 245, 315, 405, 441, 525, 567, 571, 675, 735, 945, 1225, 1323, 1575, 1713, 2025, 2205, 2835, 2855, 3675, 3969, 3997, 4725, 5139, 6615, 8565, 11025, 11991, 14175, 14275, 15417, 19845, 19985, 25695, 27979, 33075, 35973, 42825, 46251, 59955, 77085, 83937, 99225, 99925, 107919, 128475, 139895, 179865, 231255, 251811, 299775, 323757, 385425, 419685, 539595, 699475, 755433, 899325, 1156275, 1259055, 1618785, 2098425, 2266299, 2697975, 3777165, 6295275, 8093925, 11331495, 18885825, 56657475]

約数ペア:

[(1, 56657475), (3, 18885825), (5, 11331495), (7, 8093925), (9, 6295275), (15, 3777165), (21, 2697975), (25, 2266299), (27, 2098425), (35, 1618785), (45, 1259055), (49, 1156275), (63, 899325), (75, 755433), (81, 699475), (105, 539595), (135, 419685), (147, 385425), (175, 323757), (189, 299775), (225, 251811), (245, 231255), (315, 179865), (405, 139895), (441, 128475), (525, 107919), (567, 99925), (571, 99225), (675, 83937), (735, 77085), (945, 59955), (1225, 46251), (1323, 42825), (1575, 35973), (1713, 33075), (2025, 27979), (2205, 25695), (2835, 19985), (2855, 19845), (3675, 15417), (3969, 14275), (3997, 14175), (4725, 11991), (5139, 11025), (6615, 8565)]