2571855

素因数分解:

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

素因数の和:152

約数の個数: 48

約数和(自身を含む): 4915680

約数和(自身を除く): 2343825

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 109, 121, 143, 165, 195, 327, 363, 429, 545, 605, 715, 1199, 1417, 1573, 1635, 1815, 2145, 3597, 4251, 4719, 5995, 7085, 7865, 13189, 15587, 17985, 21255, 23595, 39567, 46761, 65945, 77935, 171457, 197835, 233805, 514371, 857285, 2571855]

約数ペア:

[(1, 2571855), (3, 857285), (5, 514371), (11, 233805), (13, 197835), (15, 171457), (33, 77935), (39, 65945), (55, 46761), (65, 39567), (109, 23595), (121, 21255), (143, 17985), (165, 15587), (195, 13189), (327, 7865), (363, 7085), (429, 5995), (545, 4719), (605, 4251), (715, 3597), (1199, 2145), (1417, 1815), (1573, 1635)]