18002985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 39325440

約数和(自身を除く): 21322455

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 55, 65, 77, 91, 105, 109, 121, 143, 165, 195, 231, 273, 327, 363, 385, 429, 455, 545, 605, 715, 763, 847, 1001, 1155, 1199, 1365, 1417, 1573, 1635, 1815, 2145, 2289, 2541, 3003, 3597, 3815, 4235, 4251, 4719, 5005, 5995, 7085, 7865, 8393, 9919, 11011, 11445, 12705, 13189, 15015, 15587, 17985, 21255, 23595, 25179, 29757, 33033, 39567, 41965, 46761, 49595, 55055, 65945, 77935, 92323, 109109, 125895, 148785, 165165, 171457, 197835, 233805, 276969, 327327, 461615, 514371, 545545, 857285, 1200199, 1384845, 1636635, 2571855, 3600597, 6000995, 18002985]

約数ペア:

[(1, 18002985), (3, 6000995), (5, 3600597), (7, 2571855), (11, 1636635), (13, 1384845), (15, 1200199), (21, 857285), (33, 545545), (35, 514371), (39, 461615), (55, 327327), (65, 276969), (77, 233805), (91, 197835), (105, 171457), (109, 165165), (121, 148785), (143, 125895), (165, 109109), (195, 92323), (231, 77935), (273, 65945), (327, 55055), (363, 49595), (385, 46761), (429, 41965), (455, 39567), (545, 33033), (605, 29757), (715, 25179), (763, 23595), (847, 21255), (1001, 17985), (1155, 15587), (1199, 15015), (1365, 13189), (1417, 12705), (1573, 11445), (1635, 11011), (1815, 9919), (2145, 8393), (2289, 7865), (2541, 7085), (3003, 5995), (3597, 5005), (3815, 4719), (4235, 4251)]